31138506

素因数分解:

$2^1\times 3^9\times 7^1\times {\mathrm{113}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 80777664

約数和(自身を除く): 49639158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 113, 126, 162, 189, 226, 243, 339, 378, 486, 567, 678, 729, 791, 1017, 1134, 1458, 1582, 1701, 2034, 2187, 2373, 3051, 3402, 4374, 4746, 5103, 6102, 6561, 7119, 9153, 10206, 13122, 14238, 15309, 18306, 19683, 21357, 27459, 30618, 39366, 42714, 45927, 54918, 64071, 82377, 91854, 128142, 137781, 164754, 192213, 247131, 275562, 384426, 494262, 576639, 741393, 1153278, 1482786, 1729917, 2224179, 3459834, 4448358, 5189751, 10379502, 15569253, 31138506]

約数ペア:

[(1, 31138506), (2, 15569253), (3, 10379502), (6, 5189751), (7, 4448358), (9, 3459834), (14, 2224179), (18, 1729917), (21, 1482786), (27, 1153278), (42, 741393), (54, 576639), (63, 494262), (81, 384426), (113, 275562), (126, 247131), (162, 192213), (189, 164754), (226, 137781), (243, 128142), (339, 91854), (378, 82377), (486, 64071), (567, 54918), (678, 45927), (729, 42714), (791, 39366), (1017, 30618), (1134, 27459), (1458, 21357), (1582, 19683), (1701, 18306), (2034, 15309), (2187, 14238), (2373, 13122), (3051, 10206), (3402, 9153), (4374, 7119), (4746, 6561), (5103, 6102)]