128945799

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{44357}}^1$

素因数の和:44399

約数の個数: 24

約数和(自身を含む): 207595440

約数和(自身を除く): 78649641

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 44357, 133071, 399213, 754069, 842783, 2262207, 2528349, 6786621, 7585047, 14327311, 42981933, 128945799]

約数ペア:

[(1, 128945799), (3, 42981933), (9, 14327311), (17, 7585047), (19, 6786621), (51, 2528349), (57, 2262207), (153, 842783), (171, 754069), (323, 399213), (969, 133071), (2907, 44357)]