208889715

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{797}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 339909696

約数和(自身を除く): 131019981

約数列:

[1, 3, 5, 15, 101, 173, 303, 505, 519, 797, 865, 1515, 2391, 2595, 3985, 11955, 17473, 52419, 80497, 87365, 137881, 241491, 262095, 402485, 413643, 689405, 1207455, 2068215, 13925981, 41777943, 69629905, 208889715]

約数ペア:

[(1, 208889715), (3, 69629905), (5, 41777943), (15, 13925981), (101, 2068215), (173, 1207455), (303, 689405), (505, 413643), (519, 402485), (797, 262095), (865, 241491), (1515, 137881), (2391, 87365), (2595, 80497), (3985, 52419), (11955, 17473)]