28305232137

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{111847}}^1$

素因数の和:111979

約数の個数: 64

約数和(自身を含む): 52112220160

約数和(自身を除く): 23806988023

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 103, 117, 189, 273, 309, 351, 721, 819, 927, 1339, 2163, 2457, 2781, 4017, 6489, 9373, 12051, 19467, 28119, 36153, 84357, 111847, 253071, 335541, 782929, 1006623, 1454011, 2348787, 3019869, 4362033, 7046361, 10178077, 11520241, 13086099, 21139083, 30534231, 34560723, 39258297, 80641687, 91602693, 103682169, 149763133, 241925061, 274808079, 311046507, 449289399, 725775183, 1048341931, 1347868197, 2177325549, 3145025793, 4043604591, 9435077379, 28305232137]

約数ペア:

[(1, 28305232137), (3, 9435077379), (7, 4043604591), (9, 3145025793), (13, 2177325549), (21, 1347868197), (27, 1048341931), (39, 725775183), (63, 449289399), (91, 311046507), (103, 274808079), (117, 241925061), (189, 149763133), (273, 103682169), (309, 91602693), (351, 80641687), (721, 39258297), (819, 34560723), (927, 30534231), (1339, 21139083), (2163, 13086099), (2457, 11520241), (2781, 10178077), (4017, 7046361), (6489, 4362033), (9373, 3019869), (12051, 2348787), (19467, 1454011), (28119, 1006623), (36153, 782929), (84357, 335541), (111847, 253071)]