1305585

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 2448000

約数和(自身を除く): 1142415

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 509, 513, 855, 1527, 2545, 2565, 4581, 7635, 9671, 13743, 22905, 29013, 48355, 68715, 87039, 145065, 261117, 435195, 1305585]

約数ペア:

[(1, 1305585), (3, 435195), (5, 261117), (9, 145065), (15, 87039), (19, 68715), (27, 48355), (45, 29013), (57, 22905), (95, 13743), (135, 9671), (171, 7635), (285, 4581), (509, 2565), (513, 2545), (855, 1527)]