123257984

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{31063}}^1$

素因数の和:31108

約数の個数: 32

約数和(自身を含む): 253482240

約数和(自身を除く): 130224256

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 31063, 62126, 124252, 248504, 497008, 962953, 994016, 1925906, 1988032, 3851812, 3976064, 7703624, 15407248, 30814496, 61628992, 123257984]

約数ペア:

[(1, 123257984), (2, 61628992), (4, 30814496), (8, 15407248), (16, 7703624), (31, 3976064), (32, 3851812), (62, 1988032), (64, 1925906), (124, 994016), (128, 962953), (248, 497008), (496, 248504), (992, 124252), (1984, 62126), (3968, 31063)]