30391669

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 39638016

約数和(自身を除く): 9246347

約数列:

[1, 7, 11, 43, 67, 77, 137, 301, 469, 473, 737, 959, 1507, 2881, 3311, 5159, 5891, 9179, 10549, 20167, 31691, 41237, 64253, 64801, 100969, 221837, 394697, 453607, 706783, 2762879, 4341667, 30391669]

約数ペア:

[(1, 30391669), (7, 4341667), (11, 2762879), (43, 706783), (67, 453607), (77, 394697), (137, 221837), (301, 100969), (469, 64801), (473, 64253), (737, 41237), (959, 31691), (1507, 20167), (2881, 10549), (3311, 9179), (5159, 5891)]