61487775

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1373

約数の個数: 48

約数和(自身を含む): 114635520

約数和(自身を除く): 53147745

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 1065, 1283, 1775, 1917, 3195, 3849, 5325, 6415, 9585, 11547, 15975, 19245, 32075, 34641, 47925, 57735, 91093, 96225, 173205, 273279, 288675, 455465, 819837, 866025, 1366395, 2277325, 2459511, 4099185, 6831975, 12297555, 20495925, 61487775]

約数ペア:

[(1, 61487775), (3, 20495925), (5, 12297555), (9, 6831975), (15, 4099185), (25, 2459511), (27, 2277325), (45, 1366395), (71, 866025), (75, 819837), (135, 455465), (213, 288675), (225, 273279), (355, 173205), (639, 96225), (675, 91093), (1065, 57735), (1283, 47925), (1775, 34641), (1917, 32075), (3195, 19245), (3849, 15975), (5325, 11547), (6415, 9585)]