187209009

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3083}}^1$

素因数の和:3278

約数の個数: 32

約数和(自身を含む): 300504960

約数和(自身を除く): 113295951

約数列:

[1, 3, 9, 13, 27, 39, 117, 173, 351, 519, 1557, 2249, 3083, 4671, 6747, 9249, 20241, 27747, 40079, 60723, 83241, 120237, 360711, 533359, 1082133, 1600077, 4800231, 6933667, 14400693, 20801001, 62403003, 187209009]

約数ペア:

[(1, 187209009), (3, 62403003), (9, 20801001), (13, 14400693), (27, 6933667), (39, 4800231), (117, 1600077), (173, 1082133), (351, 533359), (519, 360711), (1557, 120237), (2249, 83241), (3083, 60723), (4671, 40079), (6747, 27747), (9249, 20241)]