140839706

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1307}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 248624640

約数和(自身を除く): 107784934

約数列:

[1, 2, 7, 14, 43, 86, 179, 301, 358, 602, 1253, 1307, 2506, 2614, 7697, 9149, 15394, 18298, 53879, 56201, 107758, 112402, 233953, 393407, 467906, 786814, 1637671, 3275342, 10059979, 20119958, 70419853, 140839706]

約数ペア:

[(1, 140839706), (2, 70419853), (7, 20119958), (14, 10059979), (43, 3275342), (86, 1637671), (179, 786814), (301, 467906), (358, 393407), (602, 233953), (1253, 112402), (1307, 107758), (2506, 56201), (2614, 53879), (7697, 18298), (9149, 15394)]