31389224728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{661327}}^1$

素因数の和:661699

約数の個数: 32

約数和(自身を含む): 62495496000

約数和(自身を除く): 31106271272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 349, 698, 1396, 2792, 5933, 11866, 23732, 47464, 661327, 1322654, 2645308, 5290616, 11242559, 22485118, 44970236, 89940472, 230803123, 461606246, 923212492, 1846424984, 3923653091, 7847306182, 15694612364, 31389224728]

約数ペア:

[(1, 31389224728), (2, 15694612364), (4, 7847306182), (8, 3923653091), (17, 1846424984), (34, 923212492), (68, 461606246), (136, 230803123), (349, 89940472), (698, 44970236), (1396, 22485118), (2792, 11242559), (5933, 5290616), (11866, 2645308), (23732, 1322654), (47464, 661327)]