2315691

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 4001400

約数和(自身を除く): 1685709

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 89, 147, 177, 267, 413, 441, 531, 623, 801, 1239, 1869, 2891, 3717, 4361, 5251, 5607, 8673, 13083, 15753, 26019, 36757, 39249, 47259, 110271, 257299, 330813, 771897, 2315691]

約数ペア:

[(1, 2315691), (3, 771897), (7, 330813), (9, 257299), (21, 110271), (49, 47259), (59, 39249), (63, 36757), (89, 26019), (147, 15753), (177, 13083), (267, 8673), (413, 5607), (441, 5251), (531, 4361), (623, 3717), (801, 2891), (1239, 1869)]