217935088

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{24631}}^1$

素因数の和:24725

約数の個数: 40

約数和(自身を含む): 488698880

約数和(自身を除く): 270763792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 24631, 49262, 98524, 172417, 197048, 344834, 394096, 689668, 1379336, 1945849, 2758672, 3891698, 7783396, 13620943, 15566792, 27241886, 31133584, 54483772, 108967544, 217935088]

約数ペア:

[(1, 217935088), (2, 108967544), (4, 54483772), (7, 31133584), (8, 27241886), (14, 15566792), (16, 13620943), (28, 7783396), (56, 3891698), (79, 2758672), (112, 1945849), (158, 1379336), (316, 689668), (553, 394096), (632, 344834), (1106, 197048), (1264, 172417), (2212, 98524), (4424, 49262), (8848, 24631)]