13919337

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 21461760

約数和(自身を除く): 7542423

約数列:

[1, 3, 9, 27, 53, 71, 137, 159, 213, 411, 477, 639, 1233, 1431, 1917, 3699, 3763, 7261, 9727, 11289, 21783, 29181, 33867, 65349, 87543, 101601, 196047, 262629, 515531, 1546593, 4639779, 13919337]

約数ペア:

[(1, 13919337), (3, 4639779), (9, 1546593), (27, 515531), (53, 262629), (71, 196047), (137, 101601), (159, 87543), (213, 65349), (411, 33867), (477, 29181), (639, 21783), (1233, 11289), (1431, 9727), (1917, 7261), (3699, 3763)]