83987775

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7043}}^1$

素因数の和:7112

約数の個数: 36

約数和(自身を含む): 153291528

約数和(自身を除く): 69303753

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 159, 225, 265, 477, 795, 1325, 2385, 3975, 7043, 11925, 21129, 35215, 63387, 105645, 176075, 316935, 373279, 528225, 1119837, 1584675, 1866395, 3359511, 5599185, 9331975, 16797555, 27995925, 83987775]

約数ペア:

[(1, 83987775), (3, 27995925), (5, 16797555), (9, 9331975), (15, 5599185), (25, 3359511), (45, 1866395), (53, 1584675), (75, 1119837), (159, 528225), (225, 373279), (265, 316935), (477, 176075), (795, 105645), (1325, 63387), (2385, 35215), (3975, 21129), (7043, 11925)]