1245789714

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7757}}^1$

素因数の和:7875

約数の個数: 64

約数和(自身を含む): 2815223040

約数和(自身を除く): 1569433326

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 71, 78, 87, 142, 174, 213, 377, 426, 754, 923, 1131, 1846, 2059, 2262, 2769, 4118, 5538, 6177, 7757, 12354, 15514, 23271, 26767, 46542, 53534, 80301, 100841, 160602, 201682, 224953, 302523, 449906, 550747, 605046, 674859, 1101494, 1349718, 1652241, 2924389, 3304482, 5848778, 7159711, 8773167, 14319422, 15971663, 17546334, 21479133, 31943326, 42958266, 47914989, 95829978, 207631619, 415263238, 622894857, 1245789714]

約数ペア:

[(1, 1245789714), (2, 622894857), (3, 415263238), (6, 207631619), (13, 95829978), (26, 47914989), (29, 42958266), (39, 31943326), (58, 21479133), (71, 17546334), (78, 15971663), (87, 14319422), (142, 8773167), (174, 7159711), (213, 5848778), (377, 3304482), (426, 2924389), (754, 1652241), (923, 1349718), (1131, 1101494), (1846, 674859), (2059, 605046), (2262, 550747), (2769, 449906), (4118, 302523), (5538, 224953), (6177, 201682), (7757, 160602), (12354, 100841), (15514, 80301), (23271, 53534), (26767, 46542)]