420088448

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{252457}}^1$

素因数の和:252484

約数の個数: 32

約数和(自身を含む): 901275060

約数和(自身を除く): 481186612

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 252457, 504914, 1009828, 2019656, 3281941, 4039312, 6563882, 8078624, 13127764, 16157248, 26255528, 32314496, 52511056, 105022112, 210044224, 420088448]

約数ペア:

[(1, 420088448), (2, 210044224), (4, 105022112), (8, 52511056), (13, 32314496), (16, 26255528), (26, 16157248), (32, 13127764), (52, 8078624), (64, 6563882), (104, 4039312), (128, 3281941), (208, 2019656), (416, 1009828), (832, 504914), (1664, 252457)]