139376438

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{215753}}^1$

素因数の和:215791

約数の個数: 16

約数和(自身を含む): 233014320

約数和(自身を除く): 93637882

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 215753, 431506, 3667801, 4099307, 7335602, 8198614, 69688219, 139376438]

約数ペア:

[(1, 139376438), (2, 69688219), (17, 8198614), (19, 7335602), (34, 4099307), (38, 3667801), (323, 431506), (646, 215753)]