28141516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10211}}^1$

素因数の和:10281

約数の個数: 24

約数和(自身を含む): 54041904

約数和(自身を除く): 25900388

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 10211, 20422, 40844, 132743, 265486, 530972, 541183, 1082366, 2164732, 7035379, 14070758, 28141516]

約数ペア:

[(1, 28141516), (2, 14070758), (4, 7035379), (13, 2164732), (26, 1082366), (52, 541183), (53, 530972), (106, 265486), (212, 132743), (689, 40844), (1378, 20422), (2756, 10211)]