645780292

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{412903}}^1$

素因数の和:412947

約数の個数: 24

約数和(自身を含む): 1248621696

約数和(自身を除く): 602841404

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 412903, 825806, 1651612, 7019351, 9496769, 14038702, 18993538, 28077404, 37987076, 161445073, 322890146, 645780292]

約数ペア:

[(1, 645780292), (2, 322890146), (4, 161445073), (17, 37987076), (23, 28077404), (34, 18993538), (46, 14038702), (68, 9496769), (92, 7019351), (391, 1651612), (782, 825806), (1564, 412903)]