266331416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{82609}}^1$

素因数の和:82659

約数の個数: 32

約数和(自身を含む): 555139200

約数和(自身を除く): 288807784

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 82609, 165218, 330436, 660872, 1073917, 2147834, 2560879, 4295668, 5121758, 8591336, 10243516, 20487032, 33291427, 66582854, 133165708, 266331416]

約数ペア:

[(1, 266331416), (2, 133165708), (4, 66582854), (8, 33291427), (13, 20487032), (26, 10243516), (31, 8591336), (52, 5121758), (62, 4295668), (104, 2560879), (124, 2147834), (248, 1073917), (403, 660872), (806, 330436), (1612, 165218), (3224, 82609)]