13988037

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21487}}^1$

素因数の和:21528

約数の個数: 16

約数和(自身を含む): 22003712

約数和(自身を除く): 8015675

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 21487, 64461, 150409, 451227, 666097, 1998291, 4662679, 13988037]

約数ペア:

[(1, 13988037), (3, 4662679), (7, 1998291), (21, 666097), (31, 451227), (93, 150409), (217, 64461), (651, 21487)]