172638

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 403200

約数和(自身を除く): 230562

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 139, 207, 278, 414, 417, 621, 834, 1242, 1251, 2502, 3197, 3753, 6394, 7506, 9591, 19182, 28773, 57546, 86319, 172638]

約数ペア:

[(1, 172638), (2, 86319), (3, 57546), (6, 28773), (9, 19182), (18, 9591), (23, 7506), (27, 6394), (46, 3753), (54, 3197), (69, 2502), (138, 1251), (139, 1242), (207, 834), (278, 621), (414, 417)]