220628478

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{750437}}^1$

素因数の和:750456

約数の個数: 24

約数和(自身を含む): 513299592

約数和(自身を除く): 292671114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 750437, 1500874, 2251311, 4502622, 5253059, 10506118, 15759177, 31518354, 36771413, 73542826, 110314239, 220628478]

約数ペア:

[(1, 220628478), (2, 110314239), (3, 73542826), (6, 36771413), (7, 31518354), (14, 15759177), (21, 10506118), (42, 5253059), (49, 4502622), (98, 2251311), (147, 1500874), (294, 750437)]