80688009

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 115568640

約数和(自身を除く): 34880631

約数列:

[1, 3, 31, 37, 93, 111, 131, 179, 393, 537, 1147, 3441, 4061, 4847, 5549, 6623, 12183, 14541, 16647, 19869, 23449, 70347, 150257, 205313, 450771, 615939, 726919, 867613, 2180757, 2602839, 26896003, 80688009]

約数ペア:

[(1, 80688009), (3, 26896003), (31, 2602839), (37, 2180757), (93, 867613), (111, 726919), (131, 615939), (179, 450771), (393, 205313), (537, 150257), (1147, 70347), (3441, 23449), (4061, 19869), (4847, 16647), (5549, 14541), (6623, 12183)]