641766684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{316453}}^1$

素因数の和:316486

約数の個数: 36

約数和(自身を含む): 1621510296

約数和(自身を除く): 979743612

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 316453, 632906, 949359, 1265812, 1898718, 3797436, 4113889, 8227778, 12341667, 16455556, 24683334, 49366668, 53480557, 106961114, 160441671, 213922228, 320883342, 641766684]

約数ペア:

[(1, 641766684), (2, 320883342), (3, 213922228), (4, 160441671), (6, 106961114), (12, 53480557), (13, 49366668), (26, 24683334), (39, 16455556), (52, 12341667), (78, 8227778), (156, 4113889), (169, 3797436), (338, 1898718), (507, 1265812), (676, 949359), (1014, 632906), (2028, 316453)]