209214531

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 320785920

約数和(自身を除く): 111571389

約数列:

[1, 3, 9, 47, 59, 83, 101, 141, 177, 249, 303, 423, 531, 747, 909, 2773, 3901, 4747, 4897, 5959, 8319, 8383, 11703, 14241, 14691, 17877, 24957, 25149, 35109, 42723, 44073, 53631, 75447, 230159, 280073, 394001, 494597, 690477, 840219, 1182003, 1483791, 2071431, 2520657, 3546009, 4451373, 23246059, 69738177, 209214531]

約数ペア:

[(1, 209214531), (3, 69738177), (9, 23246059), (47, 4451373), (59, 3546009), (83, 2520657), (101, 2071431), (141, 1483791), (177, 1182003), (249, 840219), (303, 690477), (423, 494597), (531, 394001), (747, 280073), (909, 230159), (2773, 75447), (3901, 53631), (4747, 44073), (4897, 42723), (5959, 35109), (8319, 25149), (8383, 24957), (11703, 17877), (14241, 14691)]