217798084

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457559}}^1$

素因数の和:457587

約数の個数: 24

約数和(自身を含む): 461220480

約数和(自身を除く): 243422396

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 457559, 915118, 1830236, 3202913, 6405826, 7778503, 12811652, 15557006, 31114012, 54449521, 108899042, 217798084]

約数ペア:

[(1, 217798084), (2, 108899042), (4, 54449521), (7, 31114012), (14, 15557006), (17, 12811652), (28, 7778503), (34, 6405826), (68, 3202913), (119, 1830236), (238, 915118), (476, 457559)]