28343115

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1553

約数の個数: 40

約数和(自身を含む): 51923520

約数和(自身を除く): 23580405

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 1489, 2115, 3807, 4467, 6345, 7445, 13401, 19035, 22335, 40203, 67005, 69983, 120609, 201015, 209949, 349915, 603045, 629847, 1049745, 1889541, 3149235, 5668623, 9447705, 28343115]

約数ペア:

[(1, 28343115), (3, 9447705), (5, 5668623), (9, 3149235), (15, 1889541), (27, 1049745), (45, 629847), (47, 603045), (81, 349915), (135, 209949), (141, 201015), (235, 120609), (405, 69983), (423, 67005), (705, 40203), (1269, 22335), (1489, 19035), (2115, 13401), (3807, 7445), (4467, 6345)]