208120559

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 232657920

約数和(自身を除く): 24537361

約数列:

[1, 29, 43, 47, 53, 67, 1247, 1363, 1537, 1943, 2021, 2279, 2491, 2881, 3149, 3551, 58609, 66091, 72239, 83549, 91321, 102979, 107113, 135407, 152693, 166897, 3106277, 3926803, 4428097, 4840013, 7176571, 208120559]

約数ペア:

[(1, 208120559), (29, 7176571), (43, 4840013), (47, 4428097), (53, 3926803), (67, 3106277), (1247, 166897), (1363, 152693), (1537, 135407), (1943, 107113), (2021, 102979), (2279, 91321), (2491, 83549), (2881, 72239), (3149, 66091), (3551, 58609)]