128208972

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{593}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 307359360

約数和(自身を除く): 179150388

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 419, 516, 593, 838, 1186, 1257, 1676, 1779, 2372, 2514, 3558, 5028, 7116, 18017, 25499, 36034, 50998, 54051, 72068, 76497, 101996, 108102, 152994, 216204, 248467, 305988, 496934, 745401, 993868, 1490802, 2981604, 10684081, 21368162, 32052243, 42736324, 64104486, 128208972]

約数ペア:

[(1, 128208972), (2, 64104486), (3, 42736324), (4, 32052243), (6, 21368162), (12, 10684081), (43, 2981604), (86, 1490802), (129, 993868), (172, 745401), (258, 496934), (419, 305988), (516, 248467), (593, 216204), (838, 152994), (1186, 108102), (1257, 101996), (1676, 76497), (1779, 72068), (2372, 54051), (2514, 50998), (3558, 36034), (5028, 25499), (7116, 18017)]