689544

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 1910220

約数和(自身を除く): 1220676

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 157, 183, 244, 314, 366, 471, 488, 549, 628, 732, 942, 1098, 1256, 1413, 1464, 1884, 2196, 2826, 3768, 4392, 5652, 9577, 11304, 19154, 28731, 38308, 57462, 76616, 86193, 114924, 172386, 229848, 344772, 689544]

約数ペア:

[(1, 689544), (2, 344772), (3, 229848), (4, 172386), (6, 114924), (8, 86193), (9, 76616), (12, 57462), (18, 38308), (24, 28731), (36, 19154), (61, 11304), (72, 9577), (122, 5652), (157, 4392), (183, 3768), (244, 2826), (314, 2196), (366, 1884), (471, 1464), (488, 1413), (549, 1256), (628, 1098), (732, 942)]