213155860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{626929}}^1$

素因数の和:626955

約数の個数: 24

約数和(自身を含む): 473959080

約数和(自身を除く): 260803220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 626929, 1253858, 2507716, 3134645, 6269290, 10657793, 12538580, 21315586, 42631172, 53288965, 106577930, 213155860]

約数ペア:

[(1, 213155860), (2, 106577930), (4, 53288965), (5, 42631172), (10, 21315586), (17, 12538580), (20, 10657793), (34, 6269290), (68, 3134645), (85, 2507716), (170, 1253858), (340, 626929)]