87138142

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 171601920

約数和(自身を除く): 84463778

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 113, 133, 182, 223, 226, 247, 266, 446, 494, 791, 1469, 1561, 1582, 1729, 2147, 2899, 2938, 3122, 3458, 4237, 4294, 5798, 8474, 10283, 15029, 20293, 20566, 25199, 27911, 29659, 30058, 40586, 50398, 55081, 55822, 59318, 110162, 176393, 195377, 327587, 352786, 385567, 390754, 478781, 655174, 771134, 957562, 2293109, 3351467, 4586218, 6224153, 6702934, 12448306, 43569071, 87138142]

約数ペア:

[(1, 87138142), (2, 43569071), (7, 12448306), (13, 6702934), (14, 6224153), (19, 4586218), (26, 3351467), (38, 2293109), (91, 957562), (113, 771134), (133, 655174), (182, 478781), (223, 390754), (226, 385567), (247, 352786), (266, 327587), (446, 195377), (494, 176393), (791, 110162), (1469, 59318), (1561, 55822), (1582, 55081), (1729, 50398), (2147, 40586), (2899, 30058), (2938, 29659), (3122, 27911), (3458, 25199), (4237, 20566), (4294, 20293), (5798, 15029), (8474, 10283)]