156908505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18713}}^1$

素因数の和:18777

約数の個数: 32

約数和(自身を含む): 276667776

約数和(自身を除く): 119759271

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 18713, 56139, 93565, 243269, 280695, 729807, 804659, 1216345, 2413977, 3649035, 4023295, 10460567, 12069885, 31381701, 52302835, 156908505]

約数ペア:

[(1, 156908505), (3, 52302835), (5, 31381701), (13, 12069885), (15, 10460567), (39, 4023295), (43, 3649035), (65, 2413977), (129, 1216345), (195, 804659), (215, 729807), (559, 280695), (645, 243269), (1677, 93565), (2795, 56139), (8385, 18713)]