156981645

素因数分解:

$3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 288288000

約数和(自身を除く): 131306355

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 243, 405, 423, 705, 1215, 1269, 2115, 2749, 3807, 6345, 8247, 11421, 13745, 19035, 24741, 41235, 57105, 74223, 123705, 129203, 222669, 371115, 387609, 646015, 668007, 1113345, 1162827, 1938045, 3340035, 3488481, 5814135, 10465443, 17442405, 31396329, 52327215, 156981645]

約数ペア:

[(1, 156981645), (3, 52327215), (5, 31396329), (9, 17442405), (15, 10465443), (27, 5814135), (45, 3488481), (47, 3340035), (81, 1938045), (135, 1162827), (141, 1113345), (235, 668007), (243, 646015), (405, 387609), (423, 371115), (705, 222669), (1215, 129203), (1269, 123705), (2115, 74223), (2749, 57105), (3807, 41235), (6345, 24741), (8247, 19035), (11421, 13745)]