664757955

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{158843}}^1$

素因数の和:158888

約数の個数: 32

約数和(自身を含む): 1219921920

約数和(自身を除く): 555163965

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 158843, 476529, 794215, 1429587, 2382645, 4288761, 4924133, 7147935, 14772399, 21443805, 24620665, 44317197, 73861995, 132951591, 221585985, 664757955]

約数ペア:

[(1, 664757955), (3, 221585985), (5, 132951591), (9, 73861995), (15, 44317197), (27, 24620665), (31, 21443805), (45, 14772399), (93, 7147935), (135, 4924133), (155, 4288761), (279, 2382645), (465, 1429587), (837, 794215), (1395, 476529), (4185, 158843)]