266948032

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{320851}}^1$

素因数の和:320876

約数の個数: 28

約数和(自身を含む): 570474856

約数和(自身を除く): 303526824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 320851, 641702, 1283404, 2566808, 4171063, 5133616, 8342126, 10267232, 16684252, 20534464, 33368504, 66737008, 133474016, 266948032]

約数ペア:

[(1, 266948032), (2, 133474016), (4, 66737008), (8, 33368504), (13, 20534464), (16, 16684252), (26, 10267232), (32, 8342126), (52, 5133616), (64, 4171063), (104, 2566808), (208, 1283404), (416, 641702), (832, 320851)]