205860655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41131}}^1$

素因数の和:41167

約数の個数: 32

約数和(自身を含む): 331688448

約数和(自身を除く): 125827793

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 41131, 205655, 287917, 452441, 534703, 1439585, 2262205, 2673515, 3167087, 3742921, 5881733, 15835435, 18714605, 29408665, 41172131, 205860655]

約数ペア:

[(1, 205860655), (5, 41172131), (7, 29408665), (11, 18714605), (13, 15835435), (35, 5881733), (55, 3742921), (65, 3167087), (77, 2673515), (91, 2262205), (143, 1439585), (385, 534703), (455, 452441), (715, 287917), (1001, 205655), (5005, 41131)]