13686813

素因数分解:

$3^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:359

約数の個数: 40

約数和(自身を含む): 23696640

約数和(自身を除く): 10009827

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 101, 189, 239, 303, 567, 707, 717, 909, 1673, 2121, 2151, 2727, 5019, 6363, 6453, 8181, 15057, 19089, 19359, 24139, 45171, 57267, 72417, 135513, 168973, 217251, 506919, 651753, 1520757, 1955259, 4562271, 13686813]

約数ペア:

[(1, 13686813), (3, 4562271), (7, 1955259), (9, 1520757), (21, 651753), (27, 506919), (63, 217251), (81, 168973), (101, 135513), (189, 72417), (239, 57267), (303, 45171), (567, 24139), (707, 19359), (717, 19089), (909, 15057), (1673, 8181), (2121, 6453), (2151, 6363), (2727, 5019)]