665775423

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{457}}^1\times {\mathrm{683}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 1002470400

約数和(自身を除く): 336694977

約数列:

[1, 3, 9, 27, 79, 237, 457, 683, 711, 1371, 2049, 2133, 4113, 6147, 12339, 18441, 36103, 53957, 108309, 161871, 312131, 324927, 485613, 936393, 974781, 1456839, 2809179, 8427537, 24658349, 73975047, 221925141, 665775423]

約数ペア:

[(1, 665775423), (3, 221925141), (9, 73975047), (27, 24658349), (79, 8427537), (237, 2809179), (457, 1456839), (683, 974781), (711, 936393), (1371, 485613), (2049, 324927), (2133, 312131), (4113, 161871), (6147, 108309), (12339, 53957), (18441, 36103)]