216223315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{1213}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 324458496

約数和(自身を除く): 108235181

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 463, 1213, 2315, 3241, 5093, 6065, 8491, 13343, 16205, 25465, 35651, 42455, 66715, 93401, 178255, 467005, 561619, 2808095, 3931333, 6177809, 19656665, 30889045, 43244663, 216223315]

約数ペア:

[(1, 216223315), (5, 43244663), (7, 30889045), (11, 19656665), (35, 6177809), (55, 3931333), (77, 2808095), (385, 561619), (463, 467005), (1213, 178255), (2315, 93401), (3241, 66715), (5093, 42455), (6065, 35651), (8491, 25465), (13343, 16205)]