15870897

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1217}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 28296576

約数和(自身を除く): 12425679

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1217, 1449, 1863, 3651, 4347, 8519, 10953, 13041, 25557, 27991, 32859, 76671, 83973, 98577, 195937, 230013, 251919, 587811, 690039, 755757, 1763433, 2267271, 5290299, 15870897]

約数ペア:

[(1, 15870897), (3, 5290299), (7, 2267271), (9, 1763433), (21, 755757), (23, 690039), (27, 587811), (63, 251919), (69, 230013), (81, 195937), (161, 98577), (189, 83973), (207, 76671), (483, 32859), (567, 27991), (621, 25557), (1217, 13041), (1449, 10953), (1863, 8519), (3651, 4347)]