12979473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 19493376

約数和(自身を除く): 6513903

約数列:

[1, 3, 13, 39, 47, 73, 97, 141, 219, 291, 611, 949, 1261, 1833, 2847, 3431, 3783, 4559, 7081, 10293, 13677, 21243, 44603, 59267, 92053, 133809, 177801, 276159, 332807, 998421, 4326491, 12979473]

約数ペア:

[(1, 12979473), (3, 4326491), (13, 998421), (39, 332807), (47, 276159), (73, 177801), (97, 133809), (141, 92053), (219, 59267), (291, 44603), (611, 21243), (949, 13677), (1261, 10293), (1833, 7081), (2847, 4559), (3431, 3783)]