20165115

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28603}}^1$

素因数の和:28658

約数の個数: 16

約数和(自身を含む): 32951808

約数和(自身を除く): 12786693

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28603, 85809, 143015, 429045, 1344341, 4033023, 6721705, 20165115]

約数ペア:

[(1, 20165115), (3, 6721705), (5, 4033023), (15, 1344341), (47, 429045), (141, 143015), (235, 85809), (705, 28603)]