8990865

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 17740800

約数和(自身を除く): 8749935

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 109, 117, 135, 141, 195, 235, 327, 351, 423, 545, 585, 611, 705, 981, 1269, 1417, 1635, 1755, 1833, 2115, 2943, 3055, 4251, 4905, 5123, 5499, 6345, 7085, 9165, 12753, 14715, 15369, 16497, 21255, 25615, 27495, 38259, 46107, 63765, 66599, 76845, 82485, 138321, 191295, 199797, 230535, 332995, 599391, 691605, 998985, 1798173, 2996955, 8990865]

約数ペア:

[(1, 8990865), (3, 2996955), (5, 1798173), (9, 998985), (13, 691605), (15, 599391), (27, 332995), (39, 230535), (45, 199797), (47, 191295), (65, 138321), (109, 82485), (117, 76845), (135, 66599), (141, 63765), (195, 46107), (235, 38259), (327, 27495), (351, 25615), (423, 21255), (545, 16497), (585, 15369), (611, 14715), (705, 12753), (981, 9165), (1269, 7085), (1417, 6345), (1635, 5499), (1755, 5123), (1833, 4905), (2115, 4251), (2943, 3055)]