28154638

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{1409}}^1$

素因数の和:1611

約数の個数: 16

約数和(自身を含む): 43112160

約数和(自身を除く): 14957522

約数列:

[1, 2, 97, 103, 194, 206, 1409, 2818, 9991, 19982, 136673, 145127, 273346, 290254, 14077319, 28154638]

約数ペア:

[(1, 28154638), (2, 14077319), (97, 290254), (103, 273346), (194, 145127), (206, 136673), (1409, 19982), (2818, 9991)]