6409221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 11144448

約数和(自身を除く): 4735227

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1381, 1547, 4143, 4641, 9667, 17953, 23477, 29001, 53859, 70431, 125671, 164339, 305201, 377013, 493017, 915603, 2136407, 6409221]

約数ペア:

[(1, 6409221), (3, 2136407), (7, 915603), (13, 493017), (17, 377013), (21, 305201), (39, 164339), (51, 125671), (91, 70431), (119, 53859), (221, 29001), (273, 23477), (357, 17953), (663, 9667), (1381, 4641), (1547, 4143)]