289651336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{10837}}^1$

素因数の和:11113

約数の個数: 32

約数和(自身を含む): 587202840

約数和(自身を除く): 297551504

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 3341, 6682, 10837, 13364, 21674, 26728, 43348, 86696, 140881, 281762, 563524, 1127048, 2785109, 5570218, 11140436, 22280872, 36206417, 72412834, 144825668, 289651336]

約数ペア:

[(1, 289651336), (2, 144825668), (4, 72412834), (8, 36206417), (13, 22280872), (26, 11140436), (52, 5570218), (104, 2785109), (257, 1127048), (514, 563524), (1028, 281762), (2056, 140881), (3341, 86696), (6682, 43348), (10837, 26728), (13364, 21674)]