81172518

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 203148000

約数和(自身を除く): 121975482

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 109, 119, 147, 149, 218, 238, 294, 298, 327, 357, 447, 654, 714, 763, 833, 894, 1043, 1526, 1666, 1853, 2086, 2289, 2499, 2533, 3129, 3706, 4578, 4998, 5066, 5341, 5559, 6258, 7301, 7599, 10682, 11118, 12971, 14602, 15198, 16023, 16241, 17731, 21903, 25942, 32046, 32482, 35462, 38913, 43806, 48723, 53193, 77826, 90797, 97446, 106386, 113687, 124117, 181594, 227374, 248234, 272391, 276097, 341061, 372351, 544782, 552194, 682122, 744702, 795809, 828291, 1591618, 1656582, 1932679, 2387427, 3865358, 4774854, 5798037, 11596074, 13528753, 27057506, 40586259, 81172518]

約数ペア:

[(1, 81172518), (2, 40586259), (3, 27057506), (6, 13528753), (7, 11596074), (14, 5798037), (17, 4774854), (21, 3865358), (34, 2387427), (42, 1932679), (49, 1656582), (51, 1591618), (98, 828291), (102, 795809), (109, 744702), (119, 682122), (147, 552194), (149, 544782), (218, 372351), (238, 341061), (294, 276097), (298, 272391), (327, 248234), (357, 227374), (447, 181594), (654, 124117), (714, 113687), (763, 106386), (833, 97446), (894, 90797), (1043, 77826), (1526, 53193), (1666, 48723), (1853, 43806), (2086, 38913), (2289, 35462), (2499, 32482), (2533, 32046), (3129, 25942), (3706, 21903), (4578, 17731), (4998, 16241), (5066, 16023), (5341, 15198), (5559, 14602), (6258, 12971), (7301, 11118), (7599, 10682)]