391143206

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 613416672

約数和(自身を除く): 222273466

約数列:

[1, 2, 37, 74, 131, 157, 257, 262, 314, 514, 4847, 5809, 9509, 9694, 11618, 19018, 20567, 33667, 40349, 41134, 67334, 80698, 760979, 1245679, 1492913, 1521958, 2491358, 2985826, 5285719, 10571438, 195571603, 391143206]

約数ペア:

[(1, 391143206), (2, 195571603), (37, 10571438), (74, 5285719), (131, 2985826), (157, 2491358), (257, 1521958), (262, 1492913), (314, 1245679), (514, 760979), (4847, 80698), (5809, 67334), (9509, 41134), (9694, 40349), (11618, 33667), (19018, 20567)]