4987378

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:618

約数の個数: 24

約数和(自身を含む): 8460396

約数和(自身を除く): 3473018

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 557, 814, 1114, 4477, 6127, 8954, 12254, 20609, 41218, 67397, 134794, 226699, 453398, 2493689, 4987378]

約数ペア:

[(1, 4987378), (2, 2493689), (11, 453398), (22, 226699), (37, 134794), (74, 67397), (121, 41218), (242, 20609), (407, 12254), (557, 8954), (814, 6127), (1114, 4477)]