380817

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 617760

約数和(自身を除く): 236943

約数列:

[1, 3, 9, 17, 19, 51, 57, 131, 153, 171, 323, 393, 969, 1179, 2227, 2489, 2907, 6681, 7467, 20043, 22401, 42313, 126939, 380817]

約数ペア:

[(1, 380817), (3, 126939), (9, 42313), (17, 22401), (19, 20043), (51, 7467), (57, 6681), (131, 2907), (153, 2489), (171, 2227), (323, 1179), (393, 969)]