16312995

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:921

約数の個数: 40

約数和(自身を含む): 29899584

約数和(自身を除く): 13586589

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 857, 1269, 2115, 2571, 3807, 4285, 6345, 7713, 12855, 19035, 23139, 38565, 40279, 69417, 115695, 120837, 201395, 347085, 362511, 604185, 1087533, 1812555, 3262599, 5437665, 16312995]

約数ペア:

[(1, 16312995), (3, 5437665), (5, 3262599), (9, 1812555), (15, 1087533), (27, 604185), (45, 362511), (47, 347085), (81, 201395), (135, 120837), (141, 115695), (235, 69417), (405, 40279), (423, 38565), (705, 23139), (857, 19035), (1269, 12855), (2115, 7713), (2571, 6345), (3807, 4285)]