30896481

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1021}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 51803136

約数和(自身を除く): 20906655

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 1021, 1441, 2751, 3063, 4323, 7147, 10087, 11231, 21441, 30261, 33693, 78617, 133751, 235851, 401253, 936257, 1471261, 2808771, 4413783, 10298827, 30896481]

約数ペア:

[(1, 30896481), (3, 10298827), (7, 4413783), (11, 2808771), (21, 1471261), (33, 936257), (77, 401253), (131, 235851), (231, 133751), (393, 78617), (917, 33693), (1021, 30261), (1441, 21441), (2751, 11231), (3063, 10087), (4323, 7147)]