291237752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{11717}}^1$

素因数の和:11975

約数の個数: 32

約数和(自身を含む): 590587200

約数和(自身を除く): 299349448

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1912, 3107, 6214, 11717, 12428, 23434, 24856, 46868, 93736, 152321, 304642, 609284, 1218568, 2800363, 5600726, 11201452, 22402904, 36404719, 72809438, 145618876, 291237752]

約数ペア:

[(1, 291237752), (2, 145618876), (4, 72809438), (8, 36404719), (13, 22402904), (26, 11201452), (52, 5600726), (104, 2800363), (239, 1218568), (478, 609284), (956, 304642), (1912, 152321), (3107, 93736), (6214, 46868), (11717, 24856), (12428, 23434)]