215317912

素因数分解:

$2^3\times {\mathrm{619}}^1\times {\mathrm{43481}}^1$

素因数の和:44106

約数の個数: 16

約数和(自身を含む): 404382600

約数和(自身を除く): 189064688

約数列:

[1, 2, 4, 8, 619, 1238, 2476, 4952, 43481, 86962, 173924, 347848, 26914739, 53829478, 107658956, 215317912]

約数ペア:

[(1, 215317912), (2, 107658956), (4, 53829478), (8, 26914739), (619, 347848), (1238, 173924), (2476, 86962), (4952, 43481)]