13978551

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 20459520

約数和(自身を除く): 6480969

約数列:

[1, 3, 29, 31, 71, 73, 87, 93, 213, 219, 899, 2059, 2117, 2201, 2263, 2697, 5183, 6177, 6351, 6603, 6789, 15549, 63829, 65627, 150307, 160673, 191487, 196881, 450921, 482019, 4659517, 13978551]

約数ペア:

[(1, 13978551), (3, 4659517), (29, 482019), (31, 450921), (71, 196881), (73, 191487), (87, 160673), (93, 150307), (213, 65627), (219, 63829), (899, 15549), (2059, 6789), (2117, 6603), (2201, 6351), (2263, 6177), (2697, 5183)]