1888810131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 2874009600

約数和(自身を除く): 985199469

約数列:

[1, 3, 13, 39, 43, 53, 79, 129, 159, 237, 269, 559, 689, 807, 1027, 1677, 2067, 2279, 3081, 3397, 3497, 4187, 6837, 10191, 10491, 11567, 12561, 14257, 21251, 29627, 34701, 42771, 44161, 54431, 63753, 88881, 132483, 150371, 163293, 180041, 185341, 276263, 451113, 540123, 556023, 613051, 828789, 913793, 1126303, 1839153, 2340533, 2741379, 3378909, 7021599, 7969663, 11879309, 14641939, 23908989, 35637927, 43925817, 48431029, 145293087, 629603377, 1888810131]

約数ペア:

[(1, 1888810131), (3, 629603377), (13, 145293087), (39, 48431029), (43, 43925817), (53, 35637927), (79, 23908989), (129, 14641939), (159, 11879309), (237, 7969663), (269, 7021599), (559, 3378909), (689, 2741379), (807, 2340533), (1027, 1839153), (1677, 1126303), (2067, 913793), (2279, 828789), (3081, 613051), (3397, 556023), (3497, 540123), (4187, 451113), (6837, 276263), (10191, 185341), (10491, 180041), (11567, 163293), (12561, 150371), (14257, 132483), (21251, 88881), (29627, 63753), (34701, 54431), (42771, 44161)]