87907785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 168099840

約数和(自身を除く): 80192055

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 113, 155, 217, 239, 339, 465, 565, 651, 717, 791, 1085, 1195, 1673, 1695, 2373, 3255, 3503, 3585, 3955, 5019, 7409, 8365, 10509, 11865, 17515, 22227, 24521, 25095, 27007, 37045, 51863, 52545, 73563, 81021, 111135, 122605, 135035, 155589, 189049, 259315, 367815, 405105, 567147, 777945, 837217, 945245, 2511651, 2835735, 4186085, 5860519, 12558255, 17581557, 29302595, 87907785]

約数ペア:

[(1, 87907785), (3, 29302595), (5, 17581557), (7, 12558255), (15, 5860519), (21, 4186085), (31, 2835735), (35, 2511651), (93, 945245), (105, 837217), (113, 777945), (155, 567147), (217, 405105), (239, 367815), (339, 259315), (465, 189049), (565, 155589), (651, 135035), (717, 122605), (791, 111135), (1085, 81021), (1195, 73563), (1673, 52545), (1695, 51863), (2373, 37045), (3255, 27007), (3503, 25095), (3585, 24521), (3955, 22227), (5019, 17515), (7409, 11865), (8365, 10509)]