72220545

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17257}}^1$

素因数の和:17302

約数の個数: 32

約数和(自身を含む): 132541440

約数和(自身を除く): 60320895

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 17257, 51771, 86285, 155313, 258855, 465939, 534967, 776565, 1604901, 2329695, 2674835, 4814703, 8024505, 14444109, 24073515, 72220545]

約数ペア:

[(1, 72220545), (3, 24073515), (5, 14444109), (9, 8024505), (15, 4814703), (27, 2674835), (31, 2329695), (45, 1604901), (93, 776565), (135, 534967), (155, 465939), (279, 258855), (465, 155313), (837, 86285), (1395, 51771), (4185, 17257)]