668847318

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{15107}}^1$

素因数の和:15316

約数の個数: 32

約数和(自身を含む): 1374948864

約数和(自身を除く): 706101546

約数列:

[1, 2, 3, 6, 47, 94, 141, 157, 282, 314, 471, 942, 7379, 14758, 15107, 22137, 30214, 44274, 45321, 90642, 710029, 1420058, 2130087, 2371799, 4260174, 4743598, 7115397, 14230794, 111474553, 222949106, 334423659, 668847318]

約数ペア:

[(1, 668847318), (2, 334423659), (3, 222949106), (6, 111474553), (47, 14230794), (94, 7115397), (141, 4743598), (157, 4260174), (282, 2371799), (314, 2130087), (471, 1420058), (942, 710029), (7379, 90642), (14758, 45321), (15107, 44274), (22137, 30214)]