30881571

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3761}}^1$

素因数の和:3811

約数の個数: 32

約数和(自身を含む): 52005888

約数和(自身を除く): 21124317

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 3761, 8211, 11283, 26327, 63937, 78981, 86503, 191811, 259509, 447559, 605521, 1342677, 1470551, 1816563, 4411653, 10293857, 30881571]

約数ペア:

[(1, 30881571), (3, 10293857), (7, 4411653), (17, 1816563), (21, 1470551), (23, 1342677), (51, 605521), (69, 447559), (119, 259509), (161, 191811), (357, 86503), (391, 78981), (483, 63937), (1173, 26327), (2737, 11283), (3761, 8211)]