305908031

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 374255616

約数和(自身を除く): 68347585

約数列:

[1, 11, 13, 31, 143, 151, 341, 403, 457, 1661, 1963, 4433, 4681, 5027, 5941, 14167, 21593, 51491, 60853, 65351, 69007, 155837, 184171, 669383, 759077, 897091, 2025881, 2139217, 9868001, 23531387, 27809821, 305908031]

約数ペア:

[(1, 305908031), (11, 27809821), (13, 23531387), (31, 9868001), (143, 2139217), (151, 2025881), (341, 897091), (403, 759077), (457, 669383), (1661, 184171), (1963, 155837), (4433, 69007), (4681, 65351), (5027, 60853), (5941, 51491), (14167, 21593)]