90851817

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2381}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 146350080

約数和(自身を除く): 55498263

約数列:

[1, 3, 7, 21, 23, 69, 79, 161, 237, 483, 553, 1659, 1817, 2381, 5451, 7143, 12719, 16667, 38157, 50001, 54763, 164289, 188099, 383341, 564297, 1150023, 1316693, 3950079, 4326277, 12978831, 30283939, 90851817]

約数ペア:

[(1, 90851817), (3, 30283939), (7, 12978831), (21, 4326277), (23, 3950079), (69, 1316693), (79, 1150023), (161, 564297), (237, 383341), (483, 188099), (553, 164289), (1659, 54763), (1817, 50001), (2381, 38157), (5451, 16667), (7143, 12719)]