278380912

素因数分解:

$2^4\times {\mathrm{1291}}^1\times {\mathrm{13477}}^1$

素因数の和:14776

約数の個数: 20

約数和(自身を含む): 539820856

約数和(自身を除く): 261439944

約数列:

[1, 2, 4, 8, 16, 1291, 2582, 5164, 10328, 13477, 20656, 26954, 53908, 107816, 215632, 17398807, 34797614, 69595228, 139190456, 278380912]

約数ペア:

[(1, 278380912), (2, 139190456), (4, 69595228), (8, 34797614), (16, 17398807), (1291, 215632), (2582, 107816), (5164, 53908), (10328, 26954), (13477, 20656)]