217356410

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{48409}}^1$

素因数の和:48865

約数の個数: 16

約数和(自身を含む): 392121000

約数和(自身を除く): 174764590

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 48409, 96818, 242045, 484090, 21735641, 43471282, 108678205, 217356410]

約数ペア:

[(1, 217356410), (2, 108678205), (5, 43471282), (10, 21735641), (449, 484090), (898, 242045), (2245, 96818), (4490, 48409)]