213026355

素因数分解:

$3^4\times 5^1\times {\mathrm{593}}^1\times {\mathrm{887}}^1$

素因数の和:1497

約数の個数: 40

約数和(自身を含む): 382944672

約数和(自身を除く): 169918317

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 593, 887, 1779, 2661, 2965, 4435, 5337, 7983, 8895, 13305, 16011, 23949, 26685, 39915, 48033, 71847, 80055, 119745, 240165, 359235, 525991, 1577973, 2629955, 4733919, 7889865, 14201757, 23669595, 42605271, 71008785, 213026355]

約数ペア:

[(1, 213026355), (3, 71008785), (5, 42605271), (9, 23669595), (15, 14201757), (27, 7889865), (45, 4733919), (81, 2629955), (135, 1577973), (405, 525991), (593, 359235), (887, 240165), (1779, 119745), (2661, 80055), (2965, 71847), (4435, 48033), (5337, 39915), (7983, 26685), (8895, 23949), (13305, 16011)]