64141821

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 98841600

約数和(自身を除く): 34699779

約数列:

[1, 3, 9, 27, 31, 93, 197, 279, 389, 591, 837, 1167, 1773, 3501, 5319, 6107, 10503, 12059, 18321, 36177, 54963, 76633, 108531, 164889, 229899, 325593, 689697, 2069091, 2375623, 7126869, 21380607, 64141821]

約数ペア:

[(1, 64141821), (3, 21380607), (9, 7126869), (27, 2375623), (31, 2069091), (93, 689697), (197, 325593), (279, 229899), (389, 164889), (591, 108531), (837, 76633), (1167, 54963), (1773, 36177), (3501, 18321), (5319, 12059), (6107, 10503)]