91640619

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15641}}^1$

素因数の和:15688

約数の個数: 32

約数和(自身を含む): 160174080

約数和(自身を除く): 68533461

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 15641, 46923, 109487, 140769, 328461, 422307, 484871, 985383, 1454613, 2956149, 3394097, 4363839, 10182291, 13091517, 30546873, 91640619]

約数ペア:

[(1, 91640619), (3, 30546873), (7, 13091517), (9, 10182291), (21, 4363839), (27, 3394097), (31, 2956149), (63, 1454613), (93, 985383), (189, 484871), (217, 422307), (279, 328461), (651, 140769), (837, 109487), (1953, 46923), (5859, 15641)]