491344

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 1124928

約数和(自身を除く): 633584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 107, 112, 164, 214, 287, 328, 428, 574, 656, 749, 856, 1148, 1498, 1712, 2296, 2996, 4387, 4592, 5992, 8774, 11984, 17548, 30709, 35096, 61418, 70192, 122836, 245672, 491344]

約数ペア:

[(1, 491344), (2, 245672), (4, 122836), (7, 70192), (8, 61418), (14, 35096), (16, 30709), (28, 17548), (41, 11984), (56, 8774), (82, 5992), (107, 4592), (112, 4387), (164, 2996), (214, 2296), (287, 1712), (328, 1498), (428, 1148), (574, 856), (656, 749)]