420867904

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{212131}}^1$

素因数の和:212174

約数の個数: 28

約数和(自身を含む): 862104448

約数和(自身を除く): 441236544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 212131, 424262, 848524, 1697048, 3394096, 6576061, 6788192, 13152122, 13576384, 26304244, 52608488, 105216976, 210433952, 420867904]

約数ペア:

[(1, 420867904), (2, 210433952), (4, 105216976), (8, 52608488), (16, 26304244), (31, 13576384), (32, 13152122), (62, 6788192), (64, 6576061), (124, 3394096), (248, 1697048), (496, 848524), (992, 424262), (1984, 212131)]