51327759

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{653}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 82874880

約数和(自身を除く): 31547121

約数列:

[1, 3, 7, 19, 21, 57, 133, 197, 399, 591, 653, 1379, 1959, 3743, 4137, 4571, 11229, 12407, 13713, 26201, 37221, 78603, 86849, 128641, 260547, 385923, 900487, 2444179, 2701461, 7332537, 17109253, 51327759]

約数ペア:

[(1, 51327759), (3, 17109253), (7, 7332537), (19, 2701461), (21, 2444179), (57, 900487), (133, 385923), (197, 260547), (399, 128641), (591, 86849), (653, 78603), (1379, 37221), (1959, 26201), (3743, 13713), (4137, 12407), (4571, 11229)]