28756899

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 36

約数和(自身を含む): 44933616

約数和(自身を除く): 16176717

約数列:

[1, 3, 9, 19, 53, 57, 159, 167, 171, 361, 477, 501, 1007, 1083, 1503, 3021, 3173, 3249, 8851, 9063, 9519, 19133, 26553, 28557, 57399, 60287, 79659, 168169, 172197, 180861, 504507, 542583, 1513521, 3195211, 9585633, 28756899]

約数ペア:

[(1, 28756899), (3, 9585633), (9, 3195211), (19, 1513521), (53, 542583), (57, 504507), (159, 180861), (167, 172197), (171, 168169), (361, 79659), (477, 60287), (501, 57399), (1007, 28557), (1083, 26553), (1503, 19133), (3021, 9519), (3173, 9063), (3249, 8851)]