72551745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1657}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 144842880

約数和(自身を除く): 72291135

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 139, 315, 417, 695, 973, 1251, 1657, 2085, 2919, 4865, 4971, 6255, 8285, 8757, 11599, 14595, 14913, 24855, 34797, 43785, 57995, 74565, 104391, 173985, 230323, 521955, 690969, 1151615, 1612261, 2072907, 3454845, 4836783, 8061305, 10364535, 14510349, 24183915, 72551745]

約数ペア:

[(1, 72551745), (3, 24183915), (5, 14510349), (7, 10364535), (9, 8061305), (15, 4836783), (21, 3454845), (35, 2072907), (45, 1612261), (63, 1151615), (105, 690969), (139, 521955), (315, 230323), (417, 173985), (695, 104391), (973, 74565), (1251, 57995), (1657, 43785), (2085, 34797), (2919, 24855), (4865, 14913), (4971, 14595), (6255, 11599), (8285, 8757)]