1388396547

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1319}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 2151864000

約数和(自身を除く): 763467453

約数列:

[1, 3, 9, 29, 37, 87, 109, 111, 261, 327, 333, 981, 1073, 1319, 3161, 3219, 3957, 4033, 9483, 9657, 11871, 12099, 28449, 36297, 38251, 48803, 114753, 116957, 143771, 146409, 344259, 350871, 431313, 439227, 1052613, 1293939, 1415287, 4169359, 4245861, 5319527, 12508077, 12737583, 15958581, 37524231, 47875743, 154266283, 462798849, 1388396547]

約数ペア:

[(1, 1388396547), (3, 462798849), (9, 154266283), (29, 47875743), (37, 37524231), (87, 15958581), (109, 12737583), (111, 12508077), (261, 5319527), (327, 4245861), (333, 4169359), (981, 1415287), (1073, 1293939), (1319, 1052613), (3161, 439227), (3219, 431313), (3957, 350871), (4033, 344259), (9483, 146409), (9657, 143771), (11871, 116957), (12099, 114753), (28449, 48803), (36297, 38251)]