163980856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{2437}}^1$

素因数の和:3103

約数の個数: 32

約数和(自身を含む): 331763040

約数和(自身を除く): 167782184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 647, 1294, 2437, 2588, 4874, 5176, 8411, 9748, 16822, 19496, 31681, 33644, 63362, 67288, 126724, 253448, 1576739, 3153478, 6306956, 12613912, 20497607, 40995214, 81990428, 163980856]

約数ペア:

[(1, 163980856), (2, 81990428), (4, 40995214), (8, 20497607), (13, 12613912), (26, 6306956), (52, 3153478), (104, 1576739), (647, 253448), (1294, 126724), (2437, 67288), (2588, 63362), (4874, 33644), (5176, 31681), (8411, 19496), (9748, 16822)]