87890235

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{2113}}^1$

素因数の和:2227

約数の個数: 32

約数和(自身を含む): 146119680

約数和(自身を除く): 58229445

約数列:

[1, 3, 5, 15, 47, 59, 141, 177, 235, 295, 705, 885, 2113, 2773, 6339, 8319, 10565, 13865, 31695, 41595, 99311, 124667, 297933, 374001, 496555, 623335, 1489665, 1870005, 5859349, 17578047, 29296745, 87890235]

約数ペア:

[(1, 87890235), (3, 29296745), (5, 17578047), (15, 5859349), (47, 1870005), (59, 1489665), (141, 623335), (177, 496555), (235, 374001), (295, 297933), (705, 124667), (885, 99311), (2113, 41595), (2773, 31695), (6339, 13865), (8319, 10565)]