123456816

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{122477}}^1$

素因数の和:122498

約数の個数: 60

約数和(自身を含む): 394869072

約数和(自身を除く): 271412256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 122477, 244954, 367431, 489908, 734862, 857339, 979816, 1102293, 1469724, 1714678, 1959632, 2204586, 2572017, 2939448, 3429356, 4409172, 5144034, 5878896, 6858712, 7716051, 8818344, 10288068, 13717424, 15432102, 17636688, 20576136, 30864204, 41152272, 61728408, 123456816]

約数ペア:

[(1, 123456816), (2, 61728408), (3, 41152272), (4, 30864204), (6, 20576136), (7, 17636688), (8, 15432102), (9, 13717424), (12, 10288068), (14, 8818344), (16, 7716051), (18, 6858712), (21, 5878896), (24, 5144034), (28, 4409172), (36, 3429356), (42, 2939448), (48, 2572017), (56, 2204586), (63, 1959632), (72, 1714678), (84, 1469724), (112, 1102293), (126, 979816), (144, 857339), (168, 734862), (252, 489908), (336, 367431), (504, 244954), (1008, 122477)]