31402332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3947}}^1$

素因数の和:3987

約数の個数: 72

約数和(自身を含む): 90535536

約数和(自身を除く): 59133204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3947, 3978, 7894, 7956, 11841, 15788, 23682, 35523, 47364, 51311, 67099, 71046, 102622, 134198, 142092, 153933, 201297, 205244, 268396, 307866, 402594, 461799, 603891, 615732, 805188, 872287, 923598, 1207782, 1744574, 1847196, 2415564, 2616861, 3489148, 5233722, 7850583, 10467444, 15701166, 31402332]

約数ペア:

[(1, 31402332), (2, 15701166), (3, 10467444), (4, 7850583), (6, 5233722), (9, 3489148), (12, 2616861), (13, 2415564), (17, 1847196), (18, 1744574), (26, 1207782), (34, 923598), (36, 872287), (39, 805188), (51, 615732), (52, 603891), (68, 461799), (78, 402594), (102, 307866), (117, 268396), (153, 205244), (156, 201297), (204, 153933), (221, 142092), (234, 134198), (306, 102622), (442, 71046), (468, 67099), (612, 51311), (663, 47364), (884, 35523), (1326, 23682), (1989, 15788), (2652, 11841), (3947, 7956), (3978, 7894)]