19676475

素因数分解:

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

素因数の和:98

約数の個数: 108

約数和(自身を含む): 44820048

約数和(自身を除く): 25143573

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 31, 35, 39, 45, 63, 65, 75, 91, 93, 105, 117, 155, 175, 195, 217, 225, 273, 279, 315, 325, 403, 455, 465, 525, 585, 651, 775, 819, 961, 975, 1085, 1209, 1365, 1395, 1575, 1953, 2015, 2275, 2325, 2821, 2883, 2925, 3255, 3627, 4095, 4805, 5425, 6045, 6727, 6825, 6975, 8463, 8649, 9765, 10075, 12493, 14105, 14415, 16275, 18135, 20181, 20475, 24025, 25389, 30225, 33635, 37479, 42315, 43245, 48825, 60543, 62465, 70525, 72075, 87451, 90675, 100905, 112437, 126945, 168175, 187395, 211575, 216225, 262353, 302715, 312325, 437255, 504525, 562185, 634725, 787059, 936975, 1311765, 1513575, 2186275, 2810925, 3935295, 6558825, 19676475]

約数ペア:

[(1, 19676475), (3, 6558825), (5, 3935295), (7, 2810925), (9, 2186275), (13, 1513575), (15, 1311765), (21, 936975), (25, 787059), (31, 634725), (35, 562185), (39, 504525), (45, 437255), (63, 312325), (65, 302715), (75, 262353), (91, 216225), (93, 211575), (105, 187395), (117, 168175), (155, 126945), (175, 112437), (195, 100905), (217, 90675), (225, 87451), (273, 72075), (279, 70525), (315, 62465), (325, 60543), (403, 48825), (455, 43245), (465, 42315), (525, 37479), (585, 33635), (651, 30225), (775, 25389), (819, 24025), (961, 20475), (975, 20181), (1085, 18135), (1209, 16275), (1365, 14415), (1395, 14105), (1575, 12493), (1953, 10075), (2015, 9765), (2275, 8649), (2325, 8463), (2821, 6975), (2883, 6825), (2925, 6727), (3255, 6045), (3627, 5425), (4095, 4805)]