398055708

素因数分解:

$2^2\times 3^4\times {\mathrm{1228567}}^1$

素因数の和:1228583

約数の個数: 30

約数和(自身を含む): 1040597096

約数和(自身を除く): 642541388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1228567, 2457134, 3685701, 4914268, 7371402, 11057103, 14742804, 22114206, 33171309, 44228412, 66342618, 99513927, 132685236, 199027854, 398055708]

約数ペア:

[(1, 398055708), (2, 199027854), (3, 132685236), (4, 99513927), (6, 66342618), (9, 44228412), (12, 33171309), (18, 22114206), (27, 14742804), (36, 11057103), (54, 7371402), (81, 4914268), (108, 3685701), (162, 2457134), (324, 1228567)]