291201789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 427213440

約数和(自身を除く): 136011651

約数列:

[1, 3, 17, 29, 51, 87, 401, 491, 493, 1203, 1473, 1479, 6817, 8347, 11629, 14239, 20451, 25041, 34887, 42717, 196891, 197693, 242063, 590673, 593079, 726189, 3347147, 5709839, 10041441, 17129517, 97067263, 291201789]

約数ペア:

[(1, 291201789), (3, 97067263), (17, 17129517), (29, 10041441), (51, 5709839), (87, 3347147), (401, 726189), (491, 593079), (493, 590673), (1203, 242063), (1473, 197693), (1479, 196891), (6817, 42717), (8347, 34887), (11629, 25041), (14239, 20451)]