55980897

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{811}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 90424320

約数和(自身を除く): 34443423

約数列:

[1, 3, 7, 19, 21, 57, 133, 173, 399, 519, 811, 1211, 2433, 3287, 3633, 5677, 9861, 15409, 17031, 23009, 46227, 69027, 107863, 140303, 323589, 420909, 982121, 2665757, 2946363, 7997271, 18660299, 55980897]

約数ペア:

[(1, 55980897), (3, 18660299), (7, 7997271), (19, 2946363), (21, 2665757), (57, 982121), (133, 420909), (173, 323589), (399, 140303), (519, 107863), (811, 69027), (1211, 46227), (2433, 23009), (3287, 17031), (3633, 15409), (5677, 9861)]