261437671

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{1319}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 293736960

約数和(自身を除く): 32299289

約数列:

[1, 11, 37, 407, 487, 1319, 5357, 14509, 18019, 48803, 198209, 536833, 642353, 7065883, 23767061, 261437671]

約数ペア:

[(1, 261437671), (11, 23767061), (37, 7065883), (407, 642353), (487, 536833), (1319, 198209), (5357, 48803), (14509, 18019)]