128220783

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{13163}}^1$

素因数の和:13374

約数の個数: 16

約数和(自身を含む): 181979136

約数和(自身を除く): 53758353

約数列:

[1, 3, 17, 51, 191, 573, 3247, 9741, 13163, 39489, 223771, 671313, 2514133, 7542399, 42740261, 128220783]

約数ペア:

[(1, 128220783), (3, 42740261), (17, 7542399), (51, 2514133), (191, 671313), (573, 223771), (3247, 39489), (9741, 13163)]