1555146908

素因数分解:

$2^2\times 7^4\times {\mathrm{193}}^1\times {\mathrm{839}}^1$

素因数の和:1064

約数の個数: 60

約数和(自身を含む): 3195156720

約数和(自身を除く): 1640009812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 193, 196, 343, 386, 686, 772, 839, 1351, 1372, 1678, 2401, 2702, 3356, 4802, 5404, 5873, 9457, 9604, 11746, 18914, 23492, 37828, 41111, 66199, 82222, 132398, 161927, 164444, 264796, 287777, 323854, 463393, 575554, 647708, 926786, 1133489, 1151108, 1853572, 2014439, 2266978, 4028878, 4533956, 7934423, 8057756, 15868846, 31737692, 55540961, 111081922, 222163844, 388786727, 777573454, 1555146908]

約数ペア:

[(1, 1555146908), (2, 777573454), (4, 388786727), (7, 222163844), (14, 111081922), (28, 55540961), (49, 31737692), (98, 15868846), (193, 8057756), (196, 7934423), (343, 4533956), (386, 4028878), (686, 2266978), (772, 2014439), (839, 1853572), (1351, 1151108), (1372, 1133489), (1678, 926786), (2401, 647708), (2702, 575554), (3356, 463393), (4802, 323854), (5404, 287777), (5873, 264796), (9457, 164444), (9604, 161927), (11746, 132398), (18914, 82222), (23492, 66199), (37828, 41111)]