293287428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 872726400

約数和(自身を除く): 579438972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 107, 126, 146, 149, 214, 219, 252, 292, 298, 321, 428, 438, 447, 511, 596, 642, 657, 749, 876, 894, 963, 1022, 1043, 1284, 1314, 1341, 1498, 1533, 1788, 1926, 2044, 2086, 2247, 2628, 2682, 2996, 3066, 3129, 3852, 4172, 4494, 4599, 5364, 6132, 6258, 6741, 7811, 8988, 9198, 9387, 10877, 12516, 13482, 15622, 15943, 18396, 18774, 21754, 23433, 26964, 31244, 31886, 32631, 37548, 43508, 46866, 47829, 54677, 63772, 65262, 70299, 76139, 93732, 95658, 97893, 109354, 111601, 130524, 140598, 143487, 152278, 164031, 191316, 195786, 218708, 223202, 228417, 281196, 286974, 304556, 328062, 334803, 391572, 446404, 456834, 492093, 573948, 656124, 669606, 685251, 913668, 984186, 1004409, 1163839, 1339212, 1370502, 1968372, 2008818, 2327678, 2741004, 3491517, 4017636, 4655356, 6983034, 8146873, 10474551, 13966068, 16293746, 20949102, 24440619, 32587492, 41898204, 48881238, 73321857, 97762476, 146643714, 293287428]

約数ペア:

[(1, 293287428), (2, 146643714), (3, 97762476), (4, 73321857), (6, 48881238), (7, 41898204), (9, 32587492), (12, 24440619), (14, 20949102), (18, 16293746), (21, 13966068), (28, 10474551), (36, 8146873), (42, 6983034), (63, 4655356), (73, 4017636), (84, 3491517), (107, 2741004), (126, 2327678), (146, 2008818), (149, 1968372), (214, 1370502), (219, 1339212), (252, 1163839), (292, 1004409), (298, 984186), (321, 913668), (428, 685251), (438, 669606), (447, 656124), (511, 573948), (596, 492093), (642, 456834), (657, 446404), (749, 391572), (876, 334803), (894, 328062), (963, 304556), (1022, 286974), (1043, 281196), (1284, 228417), (1314, 223202), (1341, 218708), (1498, 195786), (1533, 191316), (1788, 164031), (1926, 152278), (2044, 143487), (2086, 140598), (2247, 130524), (2628, 111601), (2682, 109354), (2996, 97893), (3066, 95658), (3129, 93732), (3852, 76139), (4172, 70299), (4494, 65262), (4599, 63772), (5364, 54677), (6132, 47829), (6258, 46866), (6741, 43508), (7811, 37548), (8988, 32631), (9198, 31886), (9387, 31244), (10877, 26964), (12516, 23433), (13482, 21754), (15622, 18774), (15943, 18396)]