399453168

素因数分解:

$2^4\times 3^1\times {\mathrm{8321941}}^1$

素因数の和:8321952

約数の個数: 20

約数和(自身を含む): 1031920808

約数和(自身を除く): 632467640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 8321941, 16643882, 24965823, 33287764, 49931646, 66575528, 99863292, 133151056, 199726584, 399453168]

約数ペア:

[(1, 399453168), (2, 199726584), (3, 133151056), (4, 99863292), (6, 66575528), (8, 49931646), (12, 33287764), (16, 24965823), (24, 16643882), (48, 8321941)]