215985392

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{26417}}^1$

素因数の和:26505

約数の個数: 40

約数和(自身を含む): 484823136

約数和(自身を除く): 268837744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 26417, 52834, 105668, 184919, 211336, 369838, 422672, 739676, 1479352, 1928441, 2958704, 3856882, 7713764, 13499087, 15427528, 26998174, 30855056, 53996348, 107992696, 215985392]

約数ペア:

[(1, 215985392), (2, 107992696), (4, 53996348), (7, 30855056), (8, 26998174), (14, 15427528), (16, 13499087), (28, 7713764), (56, 3856882), (73, 2958704), (112, 1928441), (146, 1479352), (292, 739676), (511, 422672), (584, 369838), (1022, 211336), (1168, 184919), (2044, 105668), (4088, 52834), (8176, 26417)]