245308518

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4890

約数の個数: 96

約数和(自身を含む): 675397632

約数和(自身を除く): 430089114

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 182, 186, 217, 234, 273, 279, 403, 434, 546, 558, 651, 806, 819, 1209, 1302, 1638, 1953, 2418, 2821, 3627, 3906, 4831, 5642, 7254, 8463, 9662, 14493, 16926, 25389, 28986, 33817, 43479, 50778, 62803, 67634, 86958, 101451, 125606, 149761, 188409, 202902, 299522, 304353, 376818, 439621, 449283, 565227, 608706, 879242, 898566, 1048327, 1130454, 1318863, 1347849, 1946893, 2096654, 2637726, 2695698, 3144981, 3893786, 3956589, 5840679, 6289962, 7913178, 9434943, 11681358, 13628251, 17522037, 18869886, 27256502, 35044074, 40884753, 81769506, 122654259, 245308518]

約数ペア:

[(1, 245308518), (2, 122654259), (3, 81769506), (6, 40884753), (7, 35044074), (9, 27256502), (13, 18869886), (14, 17522037), (18, 13628251), (21, 11681358), (26, 9434943), (31, 7913178), (39, 6289962), (42, 5840679), (62, 3956589), (63, 3893786), (78, 3144981), (91, 2695698), (93, 2637726), (117, 2096654), (126, 1946893), (182, 1347849), (186, 1318863), (217, 1130454), (234, 1048327), (273, 898566), (279, 879242), (403, 608706), (434, 565227), (546, 449283), (558, 439621), (651, 376818), (806, 304353), (819, 299522), (1209, 202902), (1302, 188409), (1638, 149761), (1953, 125606), (2418, 101451), (2821, 86958), (3627, 67634), (3906, 62803), (4831, 50778), (5642, 43479), (7254, 33817), (8463, 28986), (9662, 25389), (14493, 16926)]