443886728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{20789}}^1$

素因数の和:20969

約数の個数: 32

約数和(自身を含む): 886901400

約数和(自身を除く): 443014672

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 314, 628, 1256, 2669, 5338, 10676, 20789, 21352, 41578, 83156, 166312, 353413, 706826, 1413652, 2827304, 3263873, 6527746, 13055492, 26110984, 55485841, 110971682, 221943364, 443886728]

約数ペア:

[(1, 443886728), (2, 221943364), (4, 110971682), (8, 55485841), (17, 26110984), (34, 13055492), (68, 6527746), (136, 3263873), (157, 2827304), (314, 1413652), (628, 706826), (1256, 353413), (2669, 166312), (5338, 83156), (10676, 41578), (20789, 21352)]