4019925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 96

約数和(自身を含む): 8888320

約数和(自身を除く): 4868395

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 25, 31, 35, 39, 57, 65, 75, 91, 93, 95, 105, 133, 155, 175, 195, 217, 247, 273, 285, 325, 399, 403, 455, 465, 475, 525, 589, 651, 665, 741, 775, 975, 1085, 1209, 1235, 1365, 1425, 1729, 1767, 1995, 2015, 2275, 2325, 2821, 2945, 3255, 3325, 3705, 4123, 5187, 5425, 6045, 6175, 6825, 7657, 8463, 8645, 8835, 9975, 10075, 12369, 14105, 14725, 16275, 18525, 20615, 22971, 25935, 30225, 38285, 42315, 43225, 44175, 53599, 61845, 70525, 103075, 114855, 129675, 160797, 191425, 211575, 267995, 309225, 574275, 803985, 1339975, 4019925]

約数ペア:

[(1, 4019925), (3, 1339975), (5, 803985), (7, 574275), (13, 309225), (15, 267995), (19, 211575), (21, 191425), (25, 160797), (31, 129675), (35, 114855), (39, 103075), (57, 70525), (65, 61845), (75, 53599), (91, 44175), (93, 43225), (95, 42315), (105, 38285), (133, 30225), (155, 25935), (175, 22971), (195, 20615), (217, 18525), (247, 16275), (273, 14725), (285, 14105), (325, 12369), (399, 10075), (403, 9975), (455, 8835), (465, 8645), (475, 8463), (525, 7657), (589, 6825), (651, 6175), (665, 6045), (741, 5425), (775, 5187), (975, 4123), (1085, 3705), (1209, 3325), (1235, 3255), (1365, 2945), (1425, 2821), (1729, 2325), (1767, 2275), (1995, 2015)]