2145902085

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{836609}}^1$

素因数の和:836642

約数の個数: 32

約数和(自身を含む): 4015728000

約数和(自身を除く): 1869825915

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 836609, 2509827, 4183045, 7529481, 12549135, 15895571, 22588443, 37647405, 47686713, 79477855, 112942215, 143060139, 238433565, 429180417, 715300695, 2145902085]

約数ペア:

[(1, 2145902085), (3, 715300695), (5, 429180417), (9, 238433565), (15, 143060139), (19, 112942215), (27, 79477855), (45, 47686713), (57, 37647405), (95, 22588443), (135, 15895571), (171, 12549135), (285, 7529481), (513, 4183045), (855, 2509827), (2565, 836609)]