217341878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{373}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 358016736

約数和(自身を除く): 140674858

約数列:

[1, 2, 13, 26, 73, 146, 307, 373, 614, 746, 949, 1898, 3991, 4849, 7982, 9698, 22411, 27229, 44822, 54458, 114511, 229022, 291343, 353977, 582686, 707954, 1488643, 2977286, 8359303, 16718606, 108670939, 217341878]

約数ペア:

[(1, 217341878), (2, 108670939), (13, 16718606), (26, 8359303), (73, 2977286), (146, 1488643), (307, 707954), (373, 582686), (614, 353977), (746, 291343), (949, 229022), (1898, 114511), (3991, 54458), (4849, 44822), (7982, 27229), (9698, 22411)]