391314896

素因数分解:

$2^4\times 7^1\times {\mathrm{3493883}}^1$

素因数の和:3493898

約数の個数: 20

約数和(自身を含む): 866483232

約数和(自身を除く): 475168336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3493883, 6987766, 13975532, 24457181, 27951064, 48914362, 55902128, 97828724, 195657448, 391314896]

約数ペア:

[(1, 391314896), (2, 195657448), (4, 97828724), (7, 55902128), (8, 48914362), (14, 27951064), (16, 24457181), (28, 13975532), (56, 6987766), (112, 3493883)]