251138992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1049}}^1\times {\mathrm{1151}}^1$

素因数の和:2221

約数の個数: 40

約数和(自身を含む): 524966400

約数和(自身を除く): 273827408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1049, 1151, 2098, 2302, 4196, 4604, 8392, 9208, 13637, 14963, 16784, 18416, 27274, 29926, 54548, 59852, 109096, 119704, 218192, 239408, 1207399, 2414798, 4829596, 9659192, 15696187, 19318384, 31392374, 62784748, 125569496, 251138992]

約数ペア:

[(1, 251138992), (2, 125569496), (4, 62784748), (8, 31392374), (13, 19318384), (16, 15696187), (26, 9659192), (52, 4829596), (104, 2414798), (208, 1207399), (1049, 239408), (1151, 218192), (2098, 119704), (2302, 109096), (4196, 59852), (4604, 54548), (8392, 29926), (9208, 27274), (13637, 18416), (14963, 16784)]