318406784

素因数分解:

$2^7\times {\mathrm{103}}^1\times {\mathrm{24151}}^1$

素因数の和:24268

約数の個数: 32

約数和(自身を含む): 640511040

約数和(自身を除く): 322104256

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 412, 824, 1648, 3296, 6592, 13184, 24151, 48302, 96604, 193208, 386416, 772832, 1545664, 2487553, 3091328, 4975106, 9950212, 19900424, 39800848, 79601696, 159203392, 318406784]

約数ペア:

[(1, 318406784), (2, 159203392), (4, 79601696), (8, 39800848), (16, 19900424), (32, 9950212), (64, 4975106), (103, 3091328), (128, 2487553), (206, 1545664), (412, 772832), (824, 386416), (1648, 193208), (3296, 96604), (6592, 48302), (13184, 24151)]