30988854

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:262

約数の個数: 72

約数和(自身を含む): 74338992

約数和(自身を除く): 43350138

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 167, 169, 183, 234, 334, 338, 366, 501, 507, 549, 793, 1002, 1014, 1098, 1503, 1521, 1586, 2171, 2379, 3006, 3042, 4342, 4758, 6513, 7137, 10187, 10309, 13026, 14274, 19539, 20374, 20618, 28223, 30561, 30927, 39078, 56446, 61122, 61854, 84669, 91683, 92781, 132431, 169338, 183366, 185562, 254007, 264862, 397293, 508014, 794586, 1191879, 1721603, 2383758, 3443206, 5164809, 10329618, 15494427, 30988854]

約数ペア:

[(1, 30988854), (2, 15494427), (3, 10329618), (6, 5164809), (9, 3443206), (13, 2383758), (18, 1721603), (26, 1191879), (39, 794586), (61, 508014), (78, 397293), (117, 264862), (122, 254007), (167, 185562), (169, 183366), (183, 169338), (234, 132431), (334, 92781), (338, 91683), (366, 84669), (501, 61854), (507, 61122), (549, 56446), (793, 39078), (1002, 30927), (1014, 30561), (1098, 28223), (1503, 20618), (1521, 20374), (1586, 19539), (2171, 14274), (2379, 13026), (3006, 10309), (3042, 10187), (4342, 7137), (4758, 6513)]