168984478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 279115200

約数和(自身を除く): 110130722

約数列:

[1, 2, 13, 26, 89, 103, 178, 206, 709, 1157, 1339, 1418, 2314, 2678, 9167, 9217, 18334, 18434, 63101, 73027, 119171, 126202, 146054, 238342, 820313, 949351, 1640626, 1898702, 6499403, 12998806, 84492239, 168984478]

約数ペア:

[(1, 168984478), (2, 84492239), (13, 12998806), (26, 6499403), (89, 1898702), (103, 1640626), (178, 949351), (206, 820313), (709, 238342), (1157, 146054), (1339, 126202), (1418, 119171), (2314, 73027), (2678, 63101), (9167, 18434), (9217, 18334)]