30678263

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 40089600

約数和(自身を除く): 9411337

約数列:

[1, 7, 11, 47, 49, 77, 173, 329, 343, 517, 539, 1211, 1903, 2303, 3619, 3773, 8131, 8477, 13321, 16121, 25333, 56917, 59339, 89441, 93247, 177331, 398419, 626087, 652729, 2788933, 4382609, 30678263]

約数ペア:

[(1, 30678263), (7, 4382609), (11, 2788933), (47, 652729), (49, 626087), (77, 398419), (173, 177331), (329, 93247), (343, 89441), (517, 59339), (539, 56917), (1211, 25333), (1903, 16121), (2303, 13321), (3619, 8477), (3773, 8131)]