289293476

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{16699}}^1$

素因数の和:16835

約数の個数: 24

約数和(自身を含む): 521841600

約数和(自身を除く): 232548124

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 4331, 8662, 16699, 17324, 33398, 66796, 1018639, 1185629, 2037278, 2371258, 4074556, 4742516, 72323369, 144646738, 289293476]

約数ペア:

[(1, 289293476), (2, 144646738), (4, 72323369), (61, 4742516), (71, 4074556), (122, 2371258), (142, 2037278), (244, 1185629), (284, 1018639), (4331, 66796), (8662, 33398), (16699, 17324)]