168261784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{15661}}^1$

素因数の和:15763

約数の個数: 32

約数和(自身を含む): 338299200

約数和(自身を除く): 170037416

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 316, 632, 1343, 2686, 5372, 10744, 15661, 31322, 62644, 125288, 266237, 532474, 1064948, 1237219, 2129896, 2474438, 4948876, 9897752, 21032723, 42065446, 84130892, 168261784]

約数ペア:

[(1, 168261784), (2, 84130892), (4, 42065446), (8, 21032723), (17, 9897752), (34, 4948876), (68, 2474438), (79, 2129896), (136, 1237219), (158, 1064948), (316, 532474), (632, 266237), (1343, 125288), (2686, 62644), (5372, 31322), (10744, 15661)]