28841625

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:879

約数の個数: 48

約数和(自身を含む): 53733888

約数和(自身を除く): 24892263

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 465, 775, 827, 1125, 1395, 2325, 2481, 3875, 4135, 6975, 7443, 11625, 12405, 20675, 25637, 34875, 37215, 62025, 76911, 103375, 128185, 186075, 230733, 310125, 384555, 640925, 930375, 1153665, 1922775, 3204625, 5768325, 9613875, 28841625]

約数ペア:

[(1, 28841625), (3, 9613875), (5, 5768325), (9, 3204625), (15, 1922775), (25, 1153665), (31, 930375), (45, 640925), (75, 384555), (93, 310125), (125, 230733), (155, 186075), (225, 128185), (279, 103375), (375, 76911), (465, 62025), (775, 37215), (827, 34875), (1125, 25637), (1395, 20675), (2325, 12405), (2481, 11625), (3875, 7443), (4135, 6975)]