128897912

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{10243}}^1$

素因数の和:10284

約数の個数: 48

約数和(自身を含む): 286114920

約数和(自身を除く): 157217008

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 242, 286, 484, 572, 968, 1144, 1573, 3146, 6292, 10243, 12584, 20486, 40972, 81944, 112673, 133159, 225346, 266318, 450692, 532636, 901384, 1065272, 1239403, 1464749, 2478806, 2929498, 4957612, 5858996, 9915224, 11717992, 16112239, 32224478, 64448956, 128897912]

約数ペア:

[(1, 128897912), (2, 64448956), (4, 32224478), (8, 16112239), (11, 11717992), (13, 9915224), (22, 5858996), (26, 4957612), (44, 2929498), (52, 2478806), (88, 1464749), (104, 1239403), (121, 1065272), (143, 901384), (242, 532636), (286, 450692), (484, 266318), (572, 225346), (968, 133159), (1144, 112673), (1573, 81944), (3146, 40972), (6292, 20486), (10243, 12584)]