187500855

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1951}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 309196800

約数和(自身を除く): 121695945

約数列:

[1, 3, 5, 15, 43, 129, 149, 215, 447, 645, 745, 1951, 2235, 5853, 6407, 9755, 19221, 29265, 32035, 83893, 96105, 251679, 290699, 419465, 872097, 1258395, 1453495, 4360485, 12500057, 37500171, 62500285, 187500855]

約数ペア:

[(1, 187500855), (3, 62500285), (5, 37500171), (15, 12500057), (43, 4360485), (129, 1453495), (149, 1258395), (215, 872097), (447, 419465), (645, 290699), (745, 251679), (1951, 96105), (2235, 83893), (5853, 32035), (6407, 29265), (9755, 19221)]