438426801

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{727}}^1\times {\mathrm{1811}}^1$

素因数の和:2581

約数の個数: 24

約数和(自身を含む): 651653184

約数和(自身を除く): 213226383

約数列:

[1, 3, 9, 37, 111, 333, 727, 1811, 2181, 5433, 6543, 16299, 26899, 67007, 80697, 201021, 242091, 603063, 1316597, 3949791, 11849373, 48714089, 146142267, 438426801]

約数ペア:

[(1, 438426801), (3, 146142267), (9, 48714089), (37, 11849373), (111, 3949791), (333, 1316597), (727, 603063), (1811, 242091), (2181, 201021), (5433, 80697), (6543, 67007), (16299, 26899)]