2802645

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 4942392

約数和(自身を除く): 2139747

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 1021, 2745, 3063, 5105, 9189, 15315, 45945, 62281, 186843, 311405, 560529, 934215, 2802645]

約数ペア:

[(1, 2802645), (3, 934215), (5, 560529), (9, 311405), (15, 186843), (45, 62281), (61, 45945), (183, 15315), (305, 9189), (549, 5105), (915, 3063), (1021, 2745)]