27840021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^2$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 41866272

約数和(自身を除く): 14026251

約数列:

[1, 3, 11, 33, 37, 111, 151, 407, 453, 1221, 1661, 4983, 5587, 16761, 22801, 61457, 68403, 184371, 250811, 752433, 843637, 2530911, 9280007, 27840021]

約数ペア:

[(1, 27840021), (3, 9280007), (11, 2530911), (33, 843637), (37, 752433), (111, 250811), (151, 184371), (407, 68403), (453, 61457), (1221, 22801), (1661, 16761), (4983, 5587)]