415952379

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{20753}}^1$

素因数の和:20907

約数の個数: 24

約数和(自身を含む): 641049552

約数和(自身を除く): 225097173

約数列:

[1, 3, 9, 17, 51, 131, 153, 393, 1179, 2227, 6681, 20043, 20753, 62259, 186777, 352801, 1058403, 2718643, 3175209, 8155929, 24467787, 46216931, 138650793, 415952379]

約数ペア:

[(1, 415952379), (3, 138650793), (9, 46216931), (17, 24467787), (51, 8155929), (131, 3175209), (153, 2718643), (393, 1058403), (1179, 352801), (2227, 186777), (6681, 62259), (20043, 20753)]