389898648

素因数分解:

$2^3\times 3^2\times {\mathrm{5415259}}^1$

素因数の和:5415271

約数の個数: 24

約数和(自身を含む): 1055975700

約数和(自身を除く): 666077052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 5415259, 10830518, 16245777, 21661036, 32491554, 43322072, 48737331, 64983108, 97474662, 129966216, 194949324, 389898648]

約数ペア:

[(1, 389898648), (2, 194949324), (3, 129966216), (4, 97474662), (6, 64983108), (8, 48737331), (9, 43322072), (12, 32491554), (18, 21661036), (24, 16245777), (36, 10830518), (72, 5415259)]