820874301

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1\times {\mathrm{1559}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 1232824320

約数和(自身を除く): 411950019

約数列:

[1, 3, 13, 23, 39, 69, 299, 587, 897, 1559, 1761, 4677, 7631, 13501, 20267, 22893, 35857, 40503, 60801, 107571, 175513, 466141, 526539, 915133, 1398423, 2745399, 11896729, 21048059, 35690187, 63144177, 273624767, 820874301]

約数ペア:

[(1, 820874301), (3, 273624767), (13, 63144177), (23, 35690187), (39, 21048059), (69, 11896729), (299, 2745399), (587, 1398423), (897, 915133), (1559, 526539), (1761, 466141), (4677, 175513), (7631, 107571), (13501, 60801), (20267, 40503), (22893, 35857)]