1291208685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1\times {\mathrm{4447}}^1$

素因数の和:5957

約数の個数: 32

約数和(自身を含む): 2226846720

約数和(自身を除く): 935638035

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1489, 4447, 4467, 7445, 13341, 19357, 22235, 22335, 57811, 58071, 66705, 96785, 173433, 289055, 290355, 867165, 6621583, 19864749, 33107915, 86080579, 99323745, 258241737, 430402895, 1291208685]

約数ペア:

[(1, 1291208685), (3, 430402895), (5, 258241737), (13, 99323745), (15, 86080579), (39, 33107915), (65, 19864749), (195, 6621583), (1489, 867165), (4447, 290355), (4467, 289055), (7445, 173433), (13341, 96785), (19357, 66705), (22235, 58071), (22335, 57811)]