421718018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{25537}}^1$

素因数の和:25921

約数の個数: 16

約数和(自身を含む): 661944960

約数和(自身を除く): 240226942

約数列:

[1, 2, 23, 46, 359, 718, 8257, 16514, 25537, 51074, 587351, 1174702, 9167783, 18335566, 210859009, 421718018]

約数ペア:

[(1, 421718018), (2, 210859009), (23, 18335566), (46, 9167783), (359, 1174702), (718, 587351), (8257, 51074), (16514, 25537)]