137981584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{17929}}^1$

素因数の和:17987

約数の個数: 40

約数和(自身を含む): 295701560

約数和(自身を除く): 157719976

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 7696, 17929, 35858, 71716, 143432, 233077, 286864, 466154, 663373, 932308, 1326746, 1864616, 2653492, 3729232, 5306984, 8623849, 10613968, 17247698, 34495396, 68990792, 137981584]

約数ペア:

[(1, 137981584), (2, 68990792), (4, 34495396), (8, 17247698), (13, 10613968), (16, 8623849), (26, 5306984), (37, 3729232), (52, 2653492), (74, 1864616), (104, 1326746), (148, 932308), (208, 663373), (296, 466154), (481, 286864), (592, 233077), (962, 143432), (1924, 71716), (3848, 35858), (7696, 17929)]