248712303

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 386242560

約数和(自身を除く): 137530257

約数列:

[1, 3, 7, 21, 79, 197, 237, 553, 591, 761, 1379, 1659, 2283, 4137, 5327, 15563, 15981, 46689, 60119, 108941, 149917, 180357, 326823, 420833, 449751, 1049419, 1262499, 3148257, 11843443, 35530329, 82904101, 248712303]

約数ペア:

[(1, 248712303), (3, 82904101), (7, 35530329), (21, 11843443), (79, 3148257), (197, 1262499), (237, 1049419), (553, 449751), (591, 420833), (761, 326823), (1379, 180357), (1659, 149917), (2283, 108941), (4137, 60119), (5327, 46689), (15563, 15981)]