313047553

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 407536640

約数和(自身を除く): 94489087

約数列:

[1, 7, 13, 19, 91, 133, 247, 331, 547, 1729, 2317, 3829, 4303, 6289, 7111, 10393, 30121, 44023, 49777, 72751, 81757, 135109, 181057, 572299, 945763, 1267399, 2353741, 3440083, 16476187, 24080581, 44721079, 313047553]

約数ペア:

[(1, 313047553), (7, 44721079), (13, 24080581), (19, 16476187), (91, 3440083), (133, 2353741), (247, 1267399), (331, 945763), (547, 572299), (1729, 181057), (2317, 135109), (3829, 81757), (4303, 72751), (6289, 49777), (7111, 44023), (10393, 30121)]