291242916

素因数分解:

$2^2\times 3^2\times {\mathrm{8090081}}^1$

素因数の和:8090091

約数の個数: 18

約数和(自身を含む): 736197462

約数和(自身を除く): 444954546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 8090081, 16180162, 24270243, 32360324, 48540486, 72810729, 97080972, 145621458, 291242916]

約数ペア:

[(1, 291242916), (2, 145621458), (3, 97080972), (4, 72810729), (6, 48540486), (9, 32360324), (12, 24270243), (18, 16180162), (36, 8090081)]