210205855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{38891}}^1$

素因数の和:38966

約数の個数: 16

約数和(自身を含む): 268821504

約数和(自身を除く): 58615649

約数列:

[1, 5, 23, 47, 115, 235, 1081, 5405, 38891, 194455, 894493, 1827877, 4472465, 9139385, 42041171, 210205855]

約数ペア:

[(1, 210205855), (5, 42041171), (23, 9139385), (47, 4472465), (115, 1827877), (235, 894493), (1081, 194455), (5405, 38891)]