1238629

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 16

約数和(自身を含む): 1523200

約数和(自身を除く): 284571

約数列:

[1, 7, 19, 67, 133, 139, 469, 973, 1273, 2641, 8911, 9313, 18487, 65191, 176947, 1238629]

約数ペア:

[(1, 1238629), (7, 176947), (19, 65191), (67, 18487), (133, 9313), (139, 8911), (469, 2641), (973, 1273)]