139032908

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{81401}}^1$

素因数の和:81473

約数の個数: 24

約数和(自身を含む): 282627744

約数和(自身を除く): 143594836

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 81401, 162802, 325604, 569807, 1139614, 2279228, 4965461, 9930922, 19861844, 34758227, 69516454, 139032908]

約数ペア:

[(1, 139032908), (2, 69516454), (4, 34758227), (7, 19861844), (14, 9930922), (28, 4965461), (61, 2279228), (122, 1139614), (244, 569807), (427, 325604), (854, 162802), (1708, 81401)]