127989226

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{23977}}^1$

素因数の和:24153

約数の個数: 16

約数和(自身を含む): 204580296

約数和(自身を除く): 76591070

約数列:

[1, 2, 17, 34, 157, 314, 2669, 5338, 23977, 47954, 407609, 815218, 3764389, 7528778, 63994613, 127989226]

約数ペア:

[(1, 127989226), (2, 63994613), (17, 7528778), (34, 3764389), (157, 815218), (314, 407609), (2669, 47954), (5338, 23977)]