331436768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{1153}}^1$

素因数の和:1867

約数の個数: 48

約数和(自身を含む): 704336976

約数和(自身を除く): 372900208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 691, 1153, 1382, 2306, 2764, 4612, 5528, 8983, 9224, 11056, 14989, 17966, 18448, 22112, 29978, 35932, 36896, 59956, 71864, 119912, 143728, 239824, 287456, 479648, 796723, 1593446, 3186892, 6373784, 10357399, 12747568, 20714798, 25495136, 41429596, 82859192, 165718384, 331436768]

約数ペア:

[(1, 331436768), (2, 165718384), (4, 82859192), (8, 41429596), (13, 25495136), (16, 20714798), (26, 12747568), (32, 10357399), (52, 6373784), (104, 3186892), (208, 1593446), (416, 796723), (691, 479648), (1153, 287456), (1382, 239824), (2306, 143728), (2764, 119912), (4612, 71864), (5528, 59956), (8983, 36896), (9224, 35932), (11056, 29978), (14989, 22112), (17966, 18448)]