6940215

素因数分解:

$3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 12484800

約数和(自身を除く): 5544585

約数列:

[1, 3, 5, 9, 15, 27, 45, 101, 135, 303, 505, 509, 909, 1515, 1527, 2545, 2727, 4545, 4581, 7635, 13635, 13743, 22905, 51409, 68715, 154227, 257045, 462681, 771135, 1388043, 2313405, 6940215]

約数ペア:

[(1, 6940215), (3, 2313405), (5, 1388043), (9, 771135), (15, 462681), (27, 257045), (45, 154227), (101, 68715), (135, 51409), (303, 22905), (505, 13743), (509, 13635), (909, 7635), (1515, 4581), (1527, 4545), (2545, 2727)]