128274516

素因数分解:

$2^2\times 3^4\times {\mathrm{395909}}^1$

素因数の和:395925

約数の個数: 30

約数和(自身を含む): 335335770

約数和(自身を除く): 207061254

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 395909, 791818, 1187727, 1583636, 2375454, 3563181, 4750908, 7126362, 10689543, 14252724, 21379086, 32068629, 42758172, 64137258, 128274516]

約数ペア:

[(1, 128274516), (2, 64137258), (3, 42758172), (4, 32068629), (6, 21379086), (9, 14252724), (12, 10689543), (18, 7126362), (27, 4750908), (36, 3563181), (54, 2375454), (81, 1583636), (108, 1187727), (162, 791818), (324, 395909)]