215657648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{4583}}^1$

素因数の和:4781

約数の個数: 40

約数和(自身を含む): 445069728

約数和(自身を除く): 229412080

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 173, 272, 346, 692, 1384, 2768, 2941, 4583, 5882, 9166, 11764, 18332, 23528, 36664, 47056, 73328, 77911, 155822, 311644, 623288, 792859, 1246576, 1585718, 3171436, 6342872, 12685744, 13478603, 26957206, 53914412, 107828824, 215657648]

約数ペア:

[(1, 215657648), (2, 107828824), (4, 53914412), (8, 26957206), (16, 13478603), (17, 12685744), (34, 6342872), (68, 3171436), (136, 1585718), (173, 1246576), (272, 792859), (346, 623288), (692, 311644), (1384, 155822), (2768, 77911), (2941, 73328), (4583, 47056), (5882, 36664), (9166, 23528), (11764, 18332)]