79877421

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2503

約数の個数: 40

約数和(自身を含む): 132701184

約数和(自身を除く): 52823763

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 279, 351, 403, 837, 1053, 1209, 2447, 2511, 3627, 7341, 10881, 22023, 31811, 32643, 66069, 75857, 95433, 198207, 227571, 286299, 682713, 858897, 986141, 2048139, 2576691, 2958423, 6144417, 8875269, 26625807, 79877421]

約数ペア:

[(1, 79877421), (3, 26625807), (9, 8875269), (13, 6144417), (27, 2958423), (31, 2576691), (39, 2048139), (81, 986141), (93, 858897), (117, 682713), (279, 286299), (351, 227571), (403, 198207), (837, 95433), (1053, 75857), (1209, 66069), (2447, 32643), (2511, 31811), (3627, 22023), (7341, 10881)]