64401642

素因数分解:

$2^1\times 3^4\times {\mathrm{397541}}^1$

素因数の和:397555

約数の個数: 20

約数和(自身を含む): 144307746

約数和(自身を除く): 79906104

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 397541, 795082, 1192623, 2385246, 3577869, 7155738, 10733607, 21467214, 32200821, 64401642]

約数ペア:

[(1, 64401642), (2, 32200821), (3, 21467214), (6, 10733607), (9, 7155738), (18, 3577869), (27, 2385246), (54, 1192623), (81, 795082), (162, 397541)]