38847965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 53434080

約数和(自身を除く): 14586115

約数列:

[1, 5, 13, 29, 37, 65, 145, 185, 377, 481, 557, 1073, 1885, 2405, 2785, 5365, 7241, 13949, 16153, 20609, 36205, 69745, 80765, 103045, 209989, 267917, 597661, 1049945, 1339585, 2988305, 7769593, 38847965]

約数ペア:

[(1, 38847965), (5, 7769593), (13, 2988305), (29, 1339585), (37, 1049945), (65, 597661), (145, 267917), (185, 209989), (377, 103045), (481, 80765), (557, 69745), (1073, 36205), (1885, 20609), (2405, 16153), (2785, 13949), (5365, 7241)]