31082181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 47136768

約数和(自身を除く): 16054587

約数列:

[1, 3, 13, 31, 39, 47, 93, 141, 403, 547, 611, 1209, 1457, 1641, 1833, 4371, 7111, 16957, 18941, 21333, 25709, 50871, 56823, 77127, 220441, 334217, 661323, 796979, 1002651, 2390937, 10360727, 31082181]

約数ペア:

[(1, 31082181), (3, 10360727), (13, 2390937), (31, 1002651), (39, 796979), (47, 661323), (93, 334217), (141, 220441), (403, 77127), (547, 56823), (611, 50871), (1209, 25709), (1457, 21333), (1641, 18941), (1833, 16957), (4371, 7111)]