213456515

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{26833}}^1$

素因数の和:26918

約数の個数: 16

約数和(自身を含む): 269198688

約数和(自身を除く): 55742173

約数列:

[1, 5, 37, 43, 185, 215, 1591, 7955, 26833, 134165, 992821, 1153819, 4964105, 5769095, 42691303, 213456515]

約数ペア:

[(1, 213456515), (5, 42691303), (37, 5769095), (43, 4964105), (185, 1153819), (215, 992821), (1591, 134165), (7955, 26833)]