217873904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{801007}}^1$

素因数の和:801032

約数の個数: 20

約数和(自身を含む): 446962464

約数和(自身を除く): 229088560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 801007, 1602014, 3204028, 6408056, 12816112, 13617119, 27234238, 54468476, 108936952, 217873904]

約数ペア:

[(1, 217873904), (2, 108936952), (4, 54468476), (8, 27234238), (16, 13617119), (17, 12816112), (34, 6408056), (68, 3204028), (136, 1602014), (272, 801007)]