405400317

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{3947}}^1$

素因数の和:4097

約数の個数: 32

約数和(自身を含む): 635722752

約数和(自身を除く): 230322435

約数列:

[1, 3, 7, 21, 67, 73, 201, 219, 469, 511, 1407, 1533, 3947, 4891, 11841, 14673, 27629, 34237, 82887, 102711, 264449, 288131, 793347, 864393, 1851143, 2016917, 5553429, 6050751, 19304777, 57914331, 135133439, 405400317]

約数ペア:

[(1, 405400317), (3, 135133439), (7, 57914331), (21, 19304777), (67, 6050751), (73, 5553429), (201, 2016917), (219, 1851143), (469, 864393), (511, 793347), (1407, 288131), (1533, 264449), (3947, 102711), (4891, 82887), (11841, 34237), (14673, 27629)]