13051575

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 25534080

約数和(自身を除く): 12482505

約数列:

[1, 3, 5, 9, 15, 19, 25, 43, 45, 57, 71, 75, 95, 129, 171, 213, 215, 225, 285, 355, 387, 475, 639, 645, 817, 855, 1065, 1075, 1349, 1425, 1775, 1935, 2451, 3053, 3195, 3225, 4047, 4085, 4275, 5325, 6745, 7353, 9159, 9675, 12141, 12255, 15265, 15975, 20235, 20425, 27477, 33725, 36765, 45795, 58007, 60705, 61275, 76325, 101175, 137385, 174021, 183825, 228975, 290035, 303525, 522063, 686925, 870105, 1450175, 2610315, 4350525, 13051575]

約数ペア:

[(1, 13051575), (3, 4350525), (5, 2610315), (9, 1450175), (15, 870105), (19, 686925), (25, 522063), (43, 303525), (45, 290035), (57, 228975), (71, 183825), (75, 174021), (95, 137385), (129, 101175), (171, 76325), (213, 61275), (215, 60705), (225, 58007), (285, 45795), (355, 36765), (387, 33725), (475, 27477), (639, 20425), (645, 20235), (817, 15975), (855, 15265), (1065, 12255), (1075, 12141), (1349, 9675), (1425, 9159), (1775, 7353), (1935, 6745), (2451, 5325), (3053, 4275), (3195, 4085), (3225, 4047)]