31080699

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 50308160

約数和(自身を除く): 19227461

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 351, 657, 949, 1213, 1971, 2847, 3639, 8541, 10917, 15769, 25623, 32751, 47307, 88549, 141921, 265647, 425763, 796941, 1151137, 2390823, 3453411, 10360233, 31080699]

約数ペア:

[(1, 31080699), (3, 10360233), (9, 3453411), (13, 2390823), (27, 1151137), (39, 796941), (73, 425763), (117, 265647), (219, 141921), (351, 88549), (657, 47307), (949, 32751), (1213, 25623), (1971, 15769), (2847, 10917), (3639, 8541)]