331309568

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{8191}}^1$

素因数の和:8288

約数の個数: 40

約数和(自身を含む): 670433280

約数和(自身を除く): 339123712

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 2528, 5056, 8191, 10112, 16382, 20224, 32764, 40448, 65528, 131056, 262112, 524224, 647089, 1048448, 1294178, 2096896, 2588356, 4193792, 5176712, 10353424, 20706848, 41413696, 82827392, 165654784, 331309568]

約数ペア:

[(1, 331309568), (2, 165654784), (4, 82827392), (8, 41413696), (16, 20706848), (32, 10353424), (64, 5176712), (79, 4193792), (128, 2588356), (158, 2096896), (256, 1294178), (316, 1048448), (512, 647089), (632, 524224), (1264, 262112), (2528, 131056), (5056, 65528), (8191, 40448), (10112, 32764), (16382, 20224)]