219134915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{40543}}^1$

素因数の和:40618

約数の個数: 16

約数和(自身を含む): 280240128

約数和(自身を除く): 61105213

約数列:

[1, 5, 23, 47, 115, 235, 1081, 5405, 40543, 202715, 932489, 1905521, 4662445, 9527605, 43826983, 219134915]

約数ペア:

[(1, 219134915), (5, 43826983), (23, 9527605), (47, 4662445), (115, 1905521), (235, 932489), (1081, 202715), (5405, 40543)]