127976666

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1326

約数の個数: 24

約数和(自身を含む): 204071220

約数和(自身を除く): 76094554

約数列:

[1, 2, 19, 38, 157, 314, 361, 722, 1129, 2258, 2983, 5966, 21451, 42902, 56677, 113354, 177253, 354506, 407569, 815138, 3367807, 6735614, 63988333, 127976666]

約数ペア:

[(1, 127976666), (2, 63988333), (19, 6735614), (38, 3367807), (157, 815138), (314, 407569), (361, 354506), (722, 177253), (1129, 113354), (2258, 56677), (2983, 42902), (5966, 21451)]