138428528

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9293}}^1$

素因数の和:9334

約数の個数: 60

約数和(自身を含む): 328449960

約数和(自身を除く): 190021432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1862, 2128, 3724, 7448, 9293, 14896, 18586, 37172, 65051, 74344, 130102, 148688, 176567, 260204, 353134, 455357, 520408, 706268, 910714, 1040816, 1235969, 1412536, 1821428, 2471938, 2825072, 3642856, 4943876, 7285712, 8651783, 9887752, 17303566, 19775504, 34607132, 69214264, 138428528]

約数ペア:

[(1, 138428528), (2, 69214264), (4, 34607132), (7, 19775504), (8, 17303566), (14, 9887752), (16, 8651783), (19, 7285712), (28, 4943876), (38, 3642856), (49, 2825072), (56, 2471938), (76, 1821428), (98, 1412536), (112, 1235969), (133, 1040816), (152, 910714), (196, 706268), (266, 520408), (304, 455357), (392, 353134), (532, 260204), (784, 176567), (931, 148688), (1064, 130102), (1862, 74344), (2128, 65051), (3724, 37172), (7448, 18586), (9293, 14896)]