56665539

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 99972288

約数和(自身を除く): 43306749

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 157, 337, 357, 471, 1011, 1071, 1099, 1413, 2359, 2669, 3033, 3297, 5729, 7077, 8007, 9891, 17187, 18683, 21231, 24021, 40103, 51561, 52909, 56049, 120309, 158727, 168147, 360927, 370363, 476181, 899453, 1111089, 2698359, 3333267, 6296171, 8095077, 18888513, 56665539]

約数ペア:

[(1, 56665539), (3, 18888513), (7, 8095077), (9, 6296171), (17, 3333267), (21, 2698359), (51, 1111089), (63, 899453), (119, 476181), (153, 370363), (157, 360927), (337, 168147), (357, 158727), (471, 120309), (1011, 56049), (1071, 52909), (1099, 51561), (1413, 40103), (2359, 24021), (2669, 21231), (3033, 18683), (3297, 17187), (5729, 9891), (7077, 8007)]