9780149979

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{402923}}^1$

素因数の和:402992

約数の個数: 32

約数和(自身を含む): 15472281600

約数和(自身を除く): 5692131621

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 261, 279, 783, 837, 899, 2697, 8091, 24273, 402923, 1208769, 3626307, 10878921, 11684767, 12490613, 35054301, 37471839, 105162903, 112415517, 315488709, 337246551, 362227777, 1086683331, 3260049993, 9780149979]

約数ペア:

[(1, 9780149979), (3, 3260049993), (9, 1086683331), (27, 362227777), (29, 337246551), (31, 315488709), (87, 112415517), (93, 105162903), (261, 37471839), (279, 35054301), (783, 12490613), (837, 11684767), (899, 10878921), (2697, 3626307), (8091, 1208769), (24273, 402923)]