51931047

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{829}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 83929600

約数和(自身を除く): 31998553

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 829, 1099, 2487, 2983, 3297, 5803, 8949, 15751, 17409, 20881, 47253, 62643, 110257, 130153, 330771, 390459, 911071, 2472907, 2733213, 7418721, 17310349, 51931047]

約数ペア:

[(1, 51931047), (3, 17310349), (7, 7418721), (19, 2733213), (21, 2472907), (57, 911071), (133, 390459), (157, 330771), (399, 130153), (471, 110257), (829, 62643), (1099, 47253), (2487, 20881), (2983, 17409), (3297, 15751), (5803, 8949)]