320425846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{839}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 533574720

約数和(自身を除く): 213148874

約数列:

[1, 2, 13, 26, 37, 74, 397, 481, 794, 839, 962, 1678, 5161, 10322, 10907, 14689, 21814, 29378, 31043, 62086, 190957, 333083, 381914, 403559, 666166, 807118, 4330079, 8660158, 12324071, 24648142, 160212923, 320425846]

約数ペア:

[(1, 320425846), (2, 160212923), (13, 24648142), (26, 12324071), (37, 8660158), (74, 4330079), (397, 807118), (481, 666166), (794, 403559), (839, 381914), (962, 333083), (1678, 190957), (5161, 62086), (10322, 31043), (10907, 29378), (14689, 21814)]