678995148

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71353}}^1$

素因数の和:71434

約数の個数: 48

約数和(自身を含む): 1734187616

約数和(自身を除く): 1055192468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 183, 244, 366, 732, 793, 1586, 2379, 3172, 4758, 9516, 71353, 142706, 214059, 285412, 428118, 856236, 927589, 1855178, 2782767, 3710356, 4352533, 5565534, 8705066, 11131068, 13057599, 17410132, 26115198, 52230396, 56582929, 113165858, 169748787, 226331716, 339497574, 678995148]

約数ペア:

[(1, 678995148), (2, 339497574), (3, 226331716), (4, 169748787), (6, 113165858), (12, 56582929), (13, 52230396), (26, 26115198), (39, 17410132), (52, 13057599), (61, 11131068), (78, 8705066), (122, 5565534), (156, 4352533), (183, 3710356), (244, 2782767), (366, 1855178), (732, 927589), (793, 856236), (1586, 428118), (2379, 285412), (3172, 214059), (4758, 142706), (9516, 71353)]