1428305408

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{89989}}^1$

素因数の和:90038

約数の個数: 40

約数和(自身を含む): 2945912640

約数和(自身を除く): 1517607232

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 89989, 179978, 359956, 719912, 1439824, 2789659, 2879648, 5579318, 5759296, 11158636, 11518592, 22317272, 23037184, 44634544, 46074368, 89269088, 178538176, 357076352, 714152704, 1428305408]

約数ペア:

[(1, 1428305408), (2, 714152704), (4, 357076352), (8, 178538176), (16, 89269088), (31, 46074368), (32, 44634544), (62, 23037184), (64, 22317272), (124, 11518592), (128, 11158636), (248, 5759296), (256, 5579318), (496, 2879648), (512, 2789659), (992, 1439824), (1984, 719912), (3968, 359956), (7936, 179978), (15872, 89989)]