86919889

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{2879}}^1$

素因数の和:3132

約数の個数: 16

約数和(自身を含む): 105062400

約数和(自身を除く): 18142511

約数列:

[1, 7, 19, 133, 227, 1589, 2879, 4313, 20153, 30191, 54701, 382907, 653533, 4574731, 12417127, 86919889]

約数ペア:

[(1, 86919889), (7, 12417127), (19, 4574731), (133, 653533), (227, 382907), (1589, 54701), (2879, 30191), (4313, 20153)]