204429681

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{2357}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 308992320

約数和(自身を除く): 104562639

約数列:

[1, 3, 9, 23, 69, 207, 419, 1257, 2357, 3771, 7071, 9637, 21213, 28911, 54211, 86733, 162633, 487899, 987583, 2962749, 8888247, 22714409, 68143227, 204429681]

約数ペア:

[(1, 204429681), (3, 68143227), (9, 22714409), (23, 8888247), (69, 2962749), (207, 987583), (419, 487899), (1257, 162633), (2357, 86733), (3771, 54211), (7071, 28911), (9637, 21213)]