198925428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1279}}^1$

素因数の和:2296

約数の個数: 48

約数和(自身を含む): 500756480

約数和(自身を除く): 301831052

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 997, 1279, 1994, 2558, 2991, 3837, 3988, 5116, 5982, 7674, 11964, 12961, 15348, 16627, 25922, 33254, 38883, 49881, 51844, 66508, 77766, 99762, 155532, 199524, 1275163, 2550326, 3825489, 5100652, 7650978, 15301956, 16577119, 33154238, 49731357, 66308476, 99462714, 198925428]

約数ペア:

[(1, 198925428), (2, 99462714), (3, 66308476), (4, 49731357), (6, 33154238), (12, 16577119), (13, 15301956), (26, 7650978), (39, 5100652), (52, 3825489), (78, 2550326), (156, 1275163), (997, 199524), (1279, 155532), (1994, 99762), (2558, 77766), (2991, 66508), (3837, 51844), (3988, 49881), (5116, 38883), (5982, 33254), (7674, 25922), (11964, 16627), (12961, 15348)]