28641404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 57162336

約数和(自身を除く): 28520932

約数列:

[1, 2, 4, 11, 22, 37, 44, 73, 74, 146, 148, 241, 292, 407, 482, 803, 814, 964, 1606, 1628, 2651, 2701, 3212, 5302, 5402, 8917, 10604, 10804, 17593, 17834, 29711, 35186, 35668, 59422, 70372, 98087, 118844, 193523, 196174, 387046, 392348, 650941, 774092, 1301882, 2603764, 7160351, 14320702, 28641404]

約数ペア:

[(1, 28641404), (2, 14320702), (4, 7160351), (11, 2603764), (22, 1301882), (37, 774092), (44, 650941), (73, 392348), (74, 387046), (146, 196174), (148, 193523), (241, 118844), (292, 98087), (407, 70372), (482, 59422), (803, 35668), (814, 35186), (964, 29711), (1606, 17834), (1628, 17593), (2651, 10804), (2701, 10604), (3212, 8917), (5302, 5402)]