25668345

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1583}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 43794432

約数和(自身を除く): 18126087

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 1583, 3243, 4749, 5405, 7915, 16215, 23745, 36409, 74401, 109227, 182045, 223203, 372005, 546135, 1116015, 1711223, 5133669, 8556115, 25668345]

約数ペア:

[(1, 25668345), (3, 8556115), (5, 5133669), (15, 1711223), (23, 1116015), (47, 546135), (69, 372005), (115, 223203), (141, 182045), (235, 109227), (345, 74401), (705, 36409), (1081, 23745), (1583, 16215), (3243, 7915), (4749, 5405)]