51866255

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{6829}}^1$

素因数の和:6879

約数の個数: 24

約数和(自身を含む): 74747520

約数和(自身を除く): 22881265

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 6829, 7595, 34145, 47803, 211699, 239015, 334621, 1058495, 1481893, 1673105, 7409465, 10373251, 51866255]

約数ペア:

[(1, 51866255), (5, 10373251), (7, 7409465), (31, 1673105), (35, 1481893), (49, 1058495), (155, 334621), (217, 239015), (245, 211699), (1085, 47803), (1519, 34145), (6829, 7595)]