17983875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 128

約数和(自身を含む): 40255488

約数和(自身を除く): 22271613

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 25, 31, 35, 39, 51, 65, 75, 85, 91, 93, 105, 119, 125, 155, 175, 195, 217, 221, 255, 273, 325, 357, 375, 403, 425, 455, 465, 525, 527, 595, 651, 663, 775, 875, 975, 1085, 1105, 1209, 1275, 1365, 1547, 1581, 1625, 1785, 2015, 2125, 2275, 2325, 2625, 2635, 2821, 2975, 3255, 3315, 3689, 3875, 4641, 4875, 5425, 5525, 6045, 6375, 6825, 6851, 7735, 7905, 8463, 8925, 10075, 11067, 11375, 11625, 13175, 14105, 14875, 16275, 16575, 18445, 20553, 23205, 27125, 27625, 30225, 34125, 34255, 38675, 39525, 42315, 44625, 47957, 50375, 55335, 65875, 70525, 81375, 82875, 92225, 102765, 116025, 143871, 151125, 171275, 193375, 197625, 211575, 239785, 276675, 352625, 461125, 513825, 580125, 719355, 856375, 1057875, 1198925, 1383375, 2569125, 3596775, 5994625, 17983875]

約数ペア:

[(1, 17983875), (3, 5994625), (5, 3596775), (7, 2569125), (13, 1383375), (15, 1198925), (17, 1057875), (21, 856375), (25, 719355), (31, 580125), (35, 513825), (39, 461125), (51, 352625), (65, 276675), (75, 239785), (85, 211575), (91, 197625), (93, 193375), (105, 171275), (119, 151125), (125, 143871), (155, 116025), (175, 102765), (195, 92225), (217, 82875), (221, 81375), (255, 70525), (273, 65875), (325, 55335), (357, 50375), (375, 47957), (403, 44625), (425, 42315), (455, 39525), (465, 38675), (525, 34255), (527, 34125), (595, 30225), (651, 27625), (663, 27125), (775, 23205), (875, 20553), (975, 18445), (1085, 16575), (1105, 16275), (1209, 14875), (1275, 14105), (1365, 13175), (1547, 11625), (1581, 11375), (1625, 11067), (1785, 10075), (2015, 8925), (2125, 8463), (2275, 7905), (2325, 7735), (2625, 6851), (2635, 6825), (2821, 6375), (2975, 6045), (3255, 5525), (3315, 5425), (3689, 4875), (3875, 4641)]