201995472959

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{3517}}^1$

素因数の和:4048

約数の個数: 48

約数和(自身を含む): 245058814080

約数和(自身を除く): 43063341121

約数列:

[1, 7, 37, 49, 79, 259, 401, 553, 1813, 2807, 2923, 3517, 3871, 14837, 19649, 20461, 24619, 31679, 103859, 130129, 143227, 172333, 221753, 277843, 727013, 910903, 1172123, 1410317, 1552271, 1944901, 6376321, 8204861, 9872219, 10280191, 13614307, 52181729, 57434027, 69105533, 71961337, 111415043, 365272103, 503729359, 779905301, 2556904721, 4122356591, 5459337107, 28856496137, 201995472959]

約数ペア:

[(1, 201995472959), (7, 28856496137), (37, 5459337107), (49, 4122356591), (79, 2556904721), (259, 779905301), (401, 503729359), (553, 365272103), (1813, 111415043), (2807, 71961337), (2923, 69105533), (3517, 57434027), (3871, 52181729), (14837, 13614307), (19649, 10280191), (20461, 9872219), (24619, 8204861), (31679, 6376321), (103859, 1944901), (130129, 1552271), (143227, 1410317), (172333, 1172123), (221753, 910903), (277843, 727013)]