201720317

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 232657920

約数和(自身を除く): 30937603

約数列:

[1, 17, 29, 31, 67, 197, 493, 527, 899, 1139, 1943, 2077, 3349, 5713, 6107, 13199, 15283, 33031, 35309, 60233, 97121, 103819, 177103, 224383, 382771, 409169, 1023961, 3010751, 6507107, 6955873, 11865901, 201720317]

約数ペア:

[(1, 201720317), (17, 11865901), (29, 6955873), (31, 6507107), (67, 3010751), (197, 1023961), (493, 409169), (527, 382771), (899, 224383), (1139, 177103), (1943, 103819), (2077, 97121), (3349, 60233), (5713, 35309), (6107, 33031), (13199, 15283)]