31428908

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18401}}^1$

素因数の和:18473

約数の個数: 24

約数和(自身を含む): 63891744

約数和(自身を除く): 32462836

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 18401, 36802, 73604, 128807, 257614, 515228, 1122461, 2244922, 4489844, 7857227, 15714454, 31428908]

約数ペア:

[(1, 31428908), (2, 15714454), (4, 7857227), (7, 4489844), (14, 2244922), (28, 1122461), (61, 515228), (122, 257614), (244, 128807), (427, 73604), (854, 36802), (1708, 18401)]