291259035

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{2689}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 528746400

約数和(自身を除く): 237487365

約数列:

[1, 3, 5, 9, 15, 29, 45, 83, 87, 145, 249, 261, 415, 435, 747, 1245, 1305, 2407, 2689, 3735, 7221, 8067, 12035, 13445, 21663, 24201, 36105, 40335, 77981, 108315, 121005, 223187, 233943, 389905, 669561, 701829, 1115935, 1169715, 2008683, 3347805, 3509145, 6472423, 10043415, 19417269, 32362115, 58251807, 97086345, 291259035]

約数ペア:

[(1, 291259035), (3, 97086345), (5, 58251807), (9, 32362115), (15, 19417269), (29, 10043415), (45, 6472423), (83, 3509145), (87, 3347805), (145, 2008683), (249, 1169715), (261, 1115935), (415, 701829), (435, 669561), (747, 389905), (1245, 233943), (1305, 223187), (2407, 121005), (2689, 108315), (3735, 77981), (7221, 40335), (8067, 36105), (12035, 24201), (13445, 21663)]