778781978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{5449}}^1$

素因数の和:5726

約数の個数: 32

約数和(自身を含む): 1318464000

約数和(自身を除く): 539682022

約数列:

[1, 2, 13, 23, 26, 46, 239, 299, 478, 598, 3107, 5449, 5497, 6214, 10898, 10994, 70837, 71461, 125327, 141674, 142922, 250654, 1302311, 1629251, 2604622, 3258502, 16930043, 29953153, 33860086, 59906306, 389390989, 778781978]

約数ペア:

[(1, 778781978), (2, 389390989), (13, 59906306), (23, 33860086), (26, 29953153), (46, 16930043), (239, 3258502), (299, 2604622), (478, 1629251), (598, 1302311), (3107, 250654), (5449, 142922), (5497, 141674), (6214, 125327), (10898, 71461), (10994, 70837)]