31182255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 58758336

約数和(自身を除く): 27576081

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 151, 195, 353, 453, 585, 755, 1059, 1359, 1765, 1963, 2265, 3177, 4589, 5295, 5889, 6795, 9815, 13767, 15885, 17667, 22945, 29445, 41301, 53303, 68835, 88335, 159909, 206505, 266515, 479727, 692939, 799545, 2078817, 2398635, 3464695, 6236451, 10394085, 31182255]

約数ペア:

[(1, 31182255), (3, 10394085), (5, 6236451), (9, 3464695), (13, 2398635), (15, 2078817), (39, 799545), (45, 692939), (65, 479727), (117, 266515), (151, 206505), (195, 159909), (353, 88335), (453, 68835), (585, 53303), (755, 41301), (1059, 29445), (1359, 22945), (1765, 17667), (1963, 15885), (2265, 13767), (3177, 9815), (4589, 6795), (5295, 5889)]