28941375

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 48881664

約数和(自身を除く): 19940289

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 1065, 1087, 1775, 3261, 5325, 5435, 8875, 16305, 26625, 27175, 77177, 81525, 135875, 231531, 385885, 407625, 1157655, 1929425, 5788275, 9647125, 28941375]

約数ペア:

[(1, 28941375), (3, 9647125), (5, 5788275), (15, 1929425), (25, 1157655), (71, 407625), (75, 385885), (125, 231531), (213, 135875), (355, 81525), (375, 77177), (1065, 27175), (1087, 26625), (1775, 16305), (3261, 8875), (5325, 5435)]