15021825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 31997952

約数和(自身を除く): 16976127

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 31, 35, 39, 65, 71, 75, 91, 93, 105, 155, 175, 195, 213, 217, 273, 325, 355, 403, 455, 465, 497, 525, 651, 775, 923, 975, 1065, 1085, 1209, 1365, 1491, 1775, 2015, 2201, 2275, 2325, 2485, 2769, 2821, 3255, 4615, 5325, 5425, 6045, 6461, 6603, 6825, 7455, 8463, 10075, 11005, 12425, 13845, 14105, 15407, 16275, 19383, 23075, 28613, 30225, 32305, 33015, 37275, 42315, 46221, 55025, 69225, 70525, 77035, 85839, 96915, 143065, 161525, 165075, 200291, 211575, 231105, 385175, 429195, 484575, 600873, 715325, 1001455, 1155525, 2145975, 3004365, 5007275, 15021825]

約数ペア:

[(1, 15021825), (3, 5007275), (5, 3004365), (7, 2145975), (13, 1155525), (15, 1001455), (21, 715325), (25, 600873), (31, 484575), (35, 429195), (39, 385175), (65, 231105), (71, 211575), (75, 200291), (91, 165075), (93, 161525), (105, 143065), (155, 96915), (175, 85839), (195, 77035), (213, 70525), (217, 69225), (273, 55025), (325, 46221), (355, 42315), (403, 37275), (455, 33015), (465, 32305), (497, 30225), (525, 28613), (651, 23075), (775, 19383), (923, 16275), (975, 15407), (1065, 14105), (1085, 13845), (1209, 12425), (1365, 11005), (1491, 10075), (1775, 8463), (2015, 7455), (2201, 6825), (2275, 6603), (2325, 6461), (2485, 6045), (2769, 5425), (2821, 5325), (3255, 4615)]