201977685

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 128

約数和(自身を含む): 453841920

約数和(自身を除く): 251864235

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 41, 45, 63, 65, 91, 105, 117, 123, 135, 189, 195, 205, 273, 287, 315, 351, 369, 401, 455, 533, 585, 615, 819, 861, 945, 1107, 1203, 1365, 1435, 1599, 1755, 1845, 2005, 2457, 2583, 2665, 2807, 3609, 3731, 4095, 4305, 4797, 5213, 5535, 6015, 7749, 7995, 8421, 10827, 11193, 12285, 12915, 14035, 14391, 15639, 16441, 18045, 18655, 23985, 25263, 26065, 33579, 36491, 38745, 42105, 46917, 49323, 54135, 55965, 71955, 75789, 78195, 82205, 100737, 109473, 115087, 126315, 140751, 147969, 167895, 182455, 213733, 234585, 246615, 328419, 345261, 378945, 443907, 503685, 547365, 575435, 641199, 703755, 739845, 985257, 1035783, 1068665, 1496131, 1642095, 1726305, 1923597, 2219535, 3107349, 3205995, 4488393, 4926285, 5178915, 5770791, 7480655, 9617985, 13465179, 15536745, 22441965, 28853955, 40395537, 67325895, 201977685]

約数ペア:

[(1, 201977685), (3, 67325895), (5, 40395537), (7, 28853955), (9, 22441965), (13, 15536745), (15, 13465179), (21, 9617985), (27, 7480655), (35, 5770791), (39, 5178915), (41, 4926285), (45, 4488393), (63, 3205995), (65, 3107349), (91, 2219535), (105, 1923597), (117, 1726305), (123, 1642095), (135, 1496131), (189, 1068665), (195, 1035783), (205, 985257), (273, 739845), (287, 703755), (315, 641199), (351, 575435), (369, 547365), (401, 503685), (455, 443907), (533, 378945), (585, 345261), (615, 328419), (819, 246615), (861, 234585), (945, 213733), (1107, 182455), (1203, 167895), (1365, 147969), (1435, 140751), (1599, 126315), (1755, 115087), (1845, 109473), (2005, 100737), (2457, 82205), (2583, 78195), (2665, 75789), (2807, 71955), (3609, 55965), (3731, 54135), (4095, 49323), (4305, 46917), (4797, 42105), (5213, 38745), (5535, 36491), (6015, 33579), (7749, 26065), (7995, 25263), (8421, 23985), (10827, 18655), (11193, 18045), (12285, 16441), (12915, 15639), (14035, 14391)]