212708877615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19137101}}^1$

素因数の和:19137144

約数の個数: 48

約数和(自身を含む): 417954307680

約数和(自身を除く): 205245430065

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 19137101, 57411303, 95685505, 172233909, 248782313, 287056515, 363604919, 746346939, 861169545, 1090814757, 1243911565, 1818024595, 2239040817, 3272444271, 3731734695, 4726863947, 5454073785, 11195204085, 14180591841, 16362221355, 23634319735, 42541775523, 70902959205, 212708877615]

約数ペア:

[(1, 212708877615), (3, 70902959205), (5, 42541775523), (9, 23634319735), (13, 16362221355), (15, 14180591841), (19, 11195204085), (39, 5454073785), (45, 4726863947), (57, 3731734695), (65, 3272444271), (95, 2239040817), (117, 1818024595), (171, 1243911565), (195, 1090814757), (247, 861169545), (285, 746346939), (585, 363604919), (741, 287056515), (855, 248782313), (1235, 172233909), (2223, 95685505), (3705, 57411303), (11115, 19137101)]