28000904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{907}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 55896480

約数和(自身を除く): 27895576

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 227, 454, 907, 908, 1814, 1816, 3628, 3859, 7256, 7718, 15419, 15436, 30838, 30872, 61676, 123352, 205889, 411778, 823556, 1647112, 3500113, 7000226, 14000452, 28000904]

約数ペア:

[(1, 28000904), (2, 14000452), (4, 7000226), (8, 3500113), (17, 1647112), (34, 823556), (68, 411778), (136, 205889), (227, 123352), (454, 61676), (907, 30872), (908, 30838), (1814, 15436), (1816, 15419), (3628, 7718), (3859, 7256)]