53889705

素因数分解:

$3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:779

約数の個数: 40

約数和(自身を含む): 97156224

約数和(自身を除く): 43266519

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 271, 405, 491, 813, 1355, 1473, 2439, 2455, 4065, 4419, 7317, 7365, 12195, 13257, 21951, 22095, 36585, 39771, 66285, 109755, 133061, 198855, 399183, 665305, 1197549, 1995915, 3592647, 5987745, 10777941, 17963235, 53889705]

約数ペア:

[(1, 53889705), (3, 17963235), (5, 10777941), (9, 5987745), (15, 3592647), (27, 1995915), (45, 1197549), (81, 665305), (135, 399183), (271, 198855), (405, 133061), (491, 109755), (813, 66285), (1355, 39771), (1473, 36585), (2439, 22095), (2455, 21951), (4065, 13257), (4419, 12195), (7317, 7365)]