2750475

素因数分解:

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

素因数の和:77

約数の個数: 72

約数和(自身を含む): 5809152

約数和(自身を除く): 3058677

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 31, 35, 39, 65, 75, 91, 93, 105, 155, 169, 175, 195, 217, 273, 325, 403, 455, 465, 507, 525, 651, 775, 845, 975, 1085, 1183, 1209, 1365, 2015, 2275, 2325, 2535, 2821, 3255, 3549, 4225, 5239, 5425, 5915, 6045, 6825, 8463, 10075, 12675, 14105, 15717, 16275, 17745, 26195, 29575, 30225, 36673, 42315, 70525, 78585, 88725, 110019, 130975, 183365, 211575, 392925, 550095, 916825, 2750475]

約数ペア:

[(1, 2750475), (3, 916825), (5, 550095), (7, 392925), (13, 211575), (15, 183365), (21, 130975), (25, 110019), (31, 88725), (35, 78585), (39, 70525), (65, 42315), (75, 36673), (91, 30225), (93, 29575), (105, 26195), (155, 17745), (169, 16275), (175, 15717), (195, 14105), (217, 12675), (273, 10075), (325, 8463), (403, 6825), (455, 6045), (465, 5915), (507, 5425), (525, 5239), (651, 4225), (775, 3549), (845, 3255), (975, 2821), (1085, 2535), (1183, 2325), (1209, 2275), (1365, 2015)]