72478458

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{309737}}^1$

素因数の和:309758

約数の個数: 24

約数和(自身を含む): 169116948

約数和(自身を除く): 96638490

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 309737, 619474, 929211, 1858422, 2787633, 4026581, 5575266, 8053162, 12079743, 24159486, 36239229, 72478458]

約数ペア:

[(1, 72478458), (2, 36239229), (3, 24159486), (6, 12079743), (9, 8053162), (13, 5575266), (18, 4026581), (26, 2787633), (39, 1858422), (78, 929211), (117, 619474), (234, 309737)]