138771376

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2203}}^1$

素因数の和:2369

約数の個数: 40

約数和(自身を含む): 279855104

約数和(自身を除く): 141083728

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 2203, 3937, 4406, 7874, 8812, 15748, 17624, 31496, 35248, 62992, 68293, 136586, 273172, 279781, 546344, 559562, 1092688, 1119124, 2238248, 4476496, 8673211, 17346422, 34692844, 69385688, 138771376]

約数ペア:

[(1, 138771376), (2, 69385688), (4, 34692844), (8, 17346422), (16, 8673211), (31, 4476496), (62, 2238248), (124, 1119124), (127, 1092688), (248, 559562), (254, 546344), (496, 279781), (508, 273172), (1016, 136586), (2032, 68293), (2203, 62992), (3937, 35248), (4406, 31496), (7874, 17624), (8812, 15748)]