121566128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1789}}^1$

素因数の和:1965

約数の個数: 40

約数和(自身を含む): 245043840

約数和(自身を除く): 123477712

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 137, 248, 274, 496, 548, 1096, 1789, 2192, 3578, 4247, 7156, 8494, 14312, 16988, 28624, 33976, 55459, 67952, 110918, 221836, 245093, 443672, 490186, 887344, 980372, 1960744, 3921488, 7597883, 15195766, 30391532, 60783064, 121566128]

約数ペア:

[(1, 121566128), (2, 60783064), (4, 30391532), (8, 15195766), (16, 7597883), (31, 3921488), (62, 1960744), (124, 980372), (137, 887344), (248, 490186), (274, 443672), (496, 245093), (548, 221836), (1096, 110918), (1789, 67952), (2192, 55459), (3578, 33976), (4247, 28624), (7156, 16988), (8494, 14312)]