155588888

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{213721}}^1$

素因数の和:213747

約数の個数: 32

約数和(自身を含む): 359052960

約数和(自身を除く): 203464072

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 213721, 427442, 854884, 1496047, 1709768, 2778373, 2992094, 5556746, 5984188, 11113492, 11968376, 19448611, 22226984, 38897222, 77794444, 155588888]

約数ペア:

[(1, 155588888), (2, 77794444), (4, 38897222), (7, 22226984), (8, 19448611), (13, 11968376), (14, 11113492), (26, 5984188), (28, 5556746), (52, 2992094), (56, 2778373), (91, 1709768), (104, 1496047), (182, 854884), (364, 427442), (728, 213721)]