73131261

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 115230720

約数和(自身を除く): 42099459

約数列:

[1, 3, 7, 21, 43, 109, 129, 301, 327, 743, 763, 903, 2229, 2289, 4687, 5201, 14061, 15603, 31949, 32809, 80987, 95847, 98427, 223643, 242961, 566909, 670929, 1700727, 3482441, 10447323, 24377087, 73131261]

約数ペア:

[(1, 73131261), (3, 24377087), (7, 10447323), (21, 3482441), (43, 1700727), (109, 670929), (129, 566909), (301, 242961), (327, 223643), (743, 98427), (763, 95847), (903, 80987), (2229, 32809), (2289, 31949), (4687, 15603), (5201, 14061)]