521504128

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{66791}}^1$

素因数の和:66866

約数の個数: 32

約数和(自身を含む): 1055981520

約数和(自身を除く): 534477392

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 66791, 133582, 267164, 534328, 1068656, 2137312, 4074251, 4274624, 8148502, 8549248, 16297004, 32594008, 65188016, 130376032, 260752064, 521504128]

約数ペア:

[(1, 521504128), (2, 260752064), (4, 130376032), (8, 65188016), (16, 32594008), (32, 16297004), (61, 8549248), (64, 8148502), (122, 4274624), (128, 4074251), (244, 2137312), (488, 1068656), (976, 534328), (1952, 267164), (3904, 133582), (7808, 66791)]