157651557

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{3371}}^1$

素因数の和:3529

約数の個数: 32

約数和(自身を含む): 256379904

約数和(自身を除く): 98728347

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 357, 393, 917, 2227, 2751, 3371, 6681, 10113, 15589, 23597, 46767, 57307, 70791, 171921, 401149, 441601, 1203447, 1324803, 3091207, 7507217, 9273621, 22521651, 52550519, 157651557]

約数ペア:

[(1, 157651557), (3, 52550519), (7, 22521651), (17, 9273621), (21, 7507217), (51, 3091207), (119, 1324803), (131, 1203447), (357, 441601), (393, 401149), (917, 171921), (2227, 70791), (2751, 57307), (3371, 46767), (6681, 23597), (10113, 15589)]