267968571

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{4357}}^1$

素因数の和:4475

約数の個数: 32

約数和(自身を含む): 410000640

約数和(自身を除く): 142032069

約数列:

[1, 3, 13, 19, 39, 57, 83, 247, 249, 741, 1079, 1577, 3237, 4357, 4731, 13071, 20501, 56641, 61503, 82783, 169923, 248349, 361631, 1076179, 1084893, 3228537, 4701203, 6870989, 14103609, 20612967, 89322857, 267968571]

約数ペア:

[(1, 267968571), (3, 89322857), (13, 20612967), (19, 14103609), (39, 6870989), (57, 4701203), (83, 3228537), (247, 1084893), (249, 1076179), (741, 361631), (1079, 248349), (1577, 169923), (3237, 82783), (4357, 61503), (4731, 56641), (13071, 20501)]