476721

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 36

約数和(自身を含む): 853632

約数和(自身を除く): 376911

約数列:

[1, 3, 7, 9, 21, 23, 47, 49, 63, 69, 141, 147, 161, 207, 329, 423, 441, 483, 987, 1081, 1127, 1449, 2303, 2961, 3243, 3381, 6909, 7567, 9729, 10143, 20727, 22701, 52969, 68103, 158907, 476721]

約数ペア:

[(1, 476721), (3, 158907), (7, 68103), (9, 52969), (21, 22701), (23, 20727), (47, 10143), (49, 9729), (63, 7567), (69, 6909), (141, 3381), (147, 3243), (161, 2961), (207, 2303), (329, 1449), (423, 1127), (441, 1081), (483, 987)]