12971175

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 25331712

約数和(自身を除く): 12360537

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 93, 105, 155, 175, 217, 465, 525, 651, 775, 797, 1085, 2325, 2391, 3255, 3985, 5425, 5579, 11955, 16275, 16737, 19925, 24707, 27895, 59775, 74121, 83685, 123535, 139475, 172949, 370605, 418425, 518847, 617675, 864745, 1853025, 2594235, 4323725, 12971175]

約数ペア:

[(1, 12971175), (3, 4323725), (5, 2594235), (7, 1853025), (15, 864745), (21, 617675), (25, 518847), (31, 418425), (35, 370605), (75, 172949), (93, 139475), (105, 123535), (155, 83685), (175, 74121), (217, 59775), (465, 27895), (525, 24707), (651, 19925), (775, 16737), (797, 16275), (1085, 11955), (2325, 5579), (2391, 5425), (3255, 3985)]