278971232

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{12227}}^1$

素因数の和:12291

約数の個数: 48

約数和(自身を含む): 591639552

約数和(自身を除く): 312668320

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 92, 124, 184, 248, 368, 496, 713, 736, 992, 1426, 2852, 5704, 11408, 12227, 22816, 24454, 48908, 97816, 195632, 281221, 379037, 391264, 562442, 758074, 1124884, 1516148, 2249768, 3032296, 4499536, 6064592, 8717851, 8999072, 12129184, 17435702, 34871404, 69742808, 139485616, 278971232]

約数ペア:

[(1, 278971232), (2, 139485616), (4, 69742808), (8, 34871404), (16, 17435702), (23, 12129184), (31, 8999072), (32, 8717851), (46, 6064592), (62, 4499536), (92, 3032296), (124, 2249768), (184, 1516148), (248, 1124884), (368, 758074), (496, 562442), (713, 391264), (736, 379037), (992, 281221), (1426, 195632), (2852, 97816), (5704, 48908), (11408, 24454), (12227, 22816)]