215041585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{659}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 299376000

約数和(自身を除く): 84334415

約数列:

[1, 5, 11, 17, 55, 85, 187, 349, 659, 935, 1745, 3295, 3839, 5933, 7249, 11203, 19195, 29665, 36245, 56015, 65263, 123233, 229991, 326315, 616165, 1149955, 2529901, 3909847, 12649505, 19549235, 43008317, 215041585]

約数ペア:

[(1, 215041585), (5, 43008317), (11, 19549235), (17, 12649505), (55, 3909847), (85, 2529901), (187, 1149955), (349, 616165), (659, 326315), (935, 229991), (1745, 123233), (3295, 65263), (3839, 56015), (5933, 36245), (7249, 29665), (11203, 19195)]