78879476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{28621}}^1$

素因数の和:28691

約数の個数: 24

約数和(自身を含む): 151467624

約数和(自身を除く): 72588148

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 28621, 57242, 114484, 372073, 744146, 1488292, 1516913, 3033826, 6067652, 19719869, 39439738, 78879476]

約数ペア:

[(1, 78879476), (2, 39439738), (4, 19719869), (13, 6067652), (26, 3033826), (52, 1516913), (53, 1488292), (106, 744146), (212, 372073), (689, 114484), (1378, 57242), (2756, 28621)]